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Trial in HPV Prevention for the U.S. Vietnamese Community (HERO)

9 de junho de 2026 atualizado por: Milkie Vu, Northwestern University

Applying the Multiphase Optimization Strategy to Develop and Test a Culturally-Relevant Digital Health Intervention Targeting HPV Vaccination Among U.S. Vietnamese

The purpose of the HERO study is to leverage the Multiphase Optimization Strategy (MOST) framework to conduct a pilot trial testing four different intervention components (expert video, self-persuasion, narrative storytelling, and motivational interviewing) targeting HPV vaccination among U.S. Vietnamese.

PRIMARY AIM To assess the feasibility and acceptability of each of the four digital HERO intervention components in a pilot optimization trial using the MOST framework. Using a highly efficient design, the study team will randomize 96 Vietnamese parents of unvaccinated adolescents to receive 0 to 4 HERO components. The study team will establish the feasibility (reach, retention, adherence) and acceptability (usability, satisfaction, usefulness, cultural relevance) of each component (expert video, self-persuasion, narrative storytelling, and motivational interviewing).

SECONDARY AIM To investigate effects of each component on HPV vaccination outcomes and psychosocial mediators. The study team will examine the effects on HPV vaccination (initiation and intention) and psychosocial mediators.

Visão geral do estudo

Descrição detalhada

The purpose of the HERO study is to leverage the Multiphase Optimization Strategy (MOST) framework to conduct a pilot trial testing four different intervention components (expert video, self-persuasion, narrative storytelling, and motivational interviewing) targeting HPV vaccination among U.S. Vietnamese.

PRIMARY AIM To assess the feasibility and acceptability of each of the four digital HERO intervention components in a pilot optimization trial using the MOST framework. Using a highly efficient design, the study team will randomize 96 Vietnamese parents of unvaccinated adolescents to receive 0 to 4 HERO components. The study team will establish the feasibility (reach, retention, adherence) and acceptability (usability, satisfaction, usefulness, cultural relevance) of each component (expert video, self-persuasion, narrative storytelling, and motivational interviewing).

SECONDARY AIM To investigate effects of each component on HPV vaccination outcomes and psychosocial mediators. The study team will examine the effects on HPV vaccination (initiation and intention) and psychosocial mediators.

Research participants will be identified and recruited through online recruitment, community organizations, social media, research team social networks and personal contacts, and in-person events targeting U.S. Vietnamese parents of adolescents. Interested potential participants will answer an online screener for eligibility. When appropriate, potential participants can also be screened via a brief Zoom, telephone, or in-person interview. Once a participant is determined to be eligible for study participation, the study team will communicate via telephone or send a follow up email to them to invite them to participate in the research. Participants will provide eConsent via a form hosted on REDCap, including accepting that the interviews will be audio and/or video recorded. After consent is received, all additional study procedures will be handled by the study team.

Assessments. Participants will also fill out a short survey that captures sociodemographic information and vaccine beliefs and attitudes. This short survey cannot be completed until after participants have consented to participate. Participants will complete follow-up assessments at 1, 3, and 6 months post-baseline, including a survey and interview at Month 1 and surveys at Months 3 and 6.

Randomization and Study Orientation. Following the completion of the baseline assessment, participants will be randomized using computer-generated randomly permuted blocks, stratified by the sex of the adolescent (to acknowledge historical differences in HPV uptake among male and female adolescents). All participants will receive the constant component through the study website. Depending on the intervention condition, participants will receive 0 to 4 intervention components and complete them within 4 weeks from the baseline assessment.

Intervention Components

Constant component: Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).

Expert video: Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.

Self-persuasion: Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.

Narrative storytelling: Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.

Motivational interviewing: Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).

Participants will be followed for a maximum of 6 months from the baseline assessment and will complete up to 3 additional assessments (1-month, 3-month, and 4-month post-randomization).

Tipo de estudo

Intervencional

Inscrição (Estimado)

96

Estágio

  • Não aplicável

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Contato de estudo

Estude backup de contato

Locais de estudo

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

  • Adulto
  • Adulto mais velho

Aceita Voluntários Saudáveis

Sim

Descrição

Inclusion Criteria:

  • Self-identify as U.S. Vietnamese.
  • Are the parent of a youth ages 9-18 who have not initiated the HPV vaccine series. Only one parent per household will be able to participate.
  • Have lived in the U.S. for 12 months or more.

Exclusion Criteria:

  • Planning to move out of the U.S. within the next 6 months.
  • Not fluent in either spoken and written Vietnamese or spoken and written English.
  • Inability to provide informed consent.

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Finalidade Principal: Tratamento
  • Alocação: Randomizado
  • Modelo Intervencional: Atribuição Paralela
  • Mascaramento: Nenhum (rótulo aberto)

Armas e Intervenções

Grupo de Participantes / Braço
Intervenção / Tratamento
Experimental: Experimental: Exp Condition 1
Research participant receives the Constant component + Expert video + Self-persuasion + Narrative storytelling + Motivational interviewing
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 2
Research participant receives Constant + Expert video + Self-persuasion + Narrative storytelling.
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 3
Research participant receives Constant + Expert video + Self-persuasion + Motivational interviewing
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 4
Research participant receives Constant + Expert video + Self-persuasion
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 5
Research participant receives Constant + Expert video + Narrative storytelling + Motivational interviewing
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 6
Research participant receives Constant + Expert video + Narrative storytelling
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 7
Research participant receives Constant + Expert video + Motivational interviewing
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 8
Research participant receives Constant + Expert video
Participants will watch a video featuring Vietnamese healthcare providers. In the video, the providers will endorse vaccine safety and efficacy, dispel common misconceptions or concerns, and use verbal persuasion techniques to recommend HPV vaccination.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 9
Research participant receives Constant + Self-persuasion + Narrative storytelling + Motivational interviewing
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 10
Research participant receives Constant + Self-persuasion + Narrative storytelling
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 11
Research participant receives Constant + Self-persuasion + Motivational interviewing
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 12
Research participant receives Constant + Self-persuasion
Participants will complete an interactive web-based task where they audio record reasons, summarized in their own words, for getting their adolescent the HPV vaccine.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 13
Research participant receives Constant + Narrative storytelling + Motivational interviewing
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 14
Research participant receives Constant + Narrative storytelling
Participants will watch a video featuring U.S. Vietnamese parents. In the video, featured parents will describe stories of their experiences learning about the HPV vaccine as well as motivations to initiate and complete the vaccine series on-time for their adolescents.
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 15
Research participant receives Constant + Motivational interviewing
Participants will receive 2 calls (phone or Zoom) from a trained U.S. Vietnamese health educator. The health educator will use motivation interviewing (e.g., open-ended questions, acknowledging feelings, affirmations, reflective listening) to increase opportunities for and commitment to HPV vaccination while decreasing barriers (e.g., safety or access concerns).
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).
Experimental: Experimental: Exp Condition 16
Research participant receives the Constant component only
Each participant will receive the constant component through the study website, which includes a vaccine information statement from the CDC with details on HPV vaccine benefits, potential side effects, and recommended vaccination schedule, as well as online information on access and locations for HPV vaccine (e.g., list of Vaccines for Children providers where Medicaid, uninsured, or underinsured adolescents can be vaccinated for free).

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
Feasibility: Reach
Prazo: Baseline
Number of enrolled participants divided by number of eligible individuals
Baseline
Feasibility: Retention
Prazo: 1, 3, and 6 months post-randomization
Number of of participants who drop out divided by number of randomized participants
1, 3, and 6 months post-randomization
Feasibility: Adherence
Prazo: 1-month post randomization

Self-persuasion task: number of web launches and length of time spent completing task;

Expert video and narrative storytelling: number of views and length of engagement time;

Motivational interviewing: number of completed motivational interviewing calls and length of each call

1-month post randomization
Acceptability
Prazo: 1-month post randomization
Survey questions and semi-structured interviews exploring cultural relevance; reason for use/lack of use; aspects participants liked the most/least; ideas for improvement
1-month post randomization

Medidas de resultados secundários

Medida de resultado
Descrição da medida
Prazo
HPV vaccine initiation (adolescents)
Prazo: 1, 3 and 6 months post-randomization

Adolescent's receipt (yes or no) of ≥1 vaccine doses; uploads of adolescent vaccination cards (preferred) or self-reported if vaccination card is unavailable.

Questions used:

1. You previously indicated in the baseline survey that you have a <sex - link from baseline> child aged <age - link from baseline>. Since our last survey, please indicate whether your child has gotten any HPV vaccine shot.

  1. No
  2. Yes

2. (if Yes to 1) If your child has received an HPV vaccine shot, you may upload a photo of your child's vaccination card or record here. This will help us confirm the information you shared. Your information will be kept confidential.

1, 3 and 6 months post-randomization
HPV vaccine intention
Prazo: Baseline, 1-month, 3-month, and 6-month post-randomization
"How likely is it that [your adolescent] will receive HPV shots in the next 12 months?"
Baseline, 1-month, 3-month, and 6-month post-randomization
Beliefs, attitudes, and trust in HPV vaccine
Prazo: Baseline, 1-month, 3-month, and 6-month post randomization

Measuring beliefs, attitudes, and trust in HPV vaccine

Questions are adapted from the Carolina HPV Immunization Attitudes and Beliefs Scale (McRee et al., 2010). There are 16 questions, each scored on a 4-point Likert scale with 1=Strongly disagree and 4=Strongly agree. Higher scores indicate more favorable or positive beliefs, attitudes, and trust in HPV vaccine.

Baseline, 1-month, 3-month, and 6-month post randomization
Beliefs, attitudes, and trust in other childhood/adolescent vaccines
Prazo: Baseline, 1-month, 3-month, and 6-month post randomization

Measuring beliefs, attitudes, and trust in other childhood and adolescent vaccines

Questions are adapted from the World Health Organization (Strategic Advisory Group of Experts on Immunization) Vaccine Hesitancy Scale. There are 10 questions, each scored on a 4-point Likert scale with 1=Strongly disagree and 4=Strongly agree. Higher scores indicated more favorable or positive beliefs, attitudes, and trusts in other childhood and adolescent vaccines.

Baseline, 1-month, 3-month, and 6-month post randomization

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Investigadores

  • Investigador principal: Milkie Vu, PhD, Northwestern University
  • Diretor de estudo: Namratha Kandula, Northwestern University
  • Diretor de estudo: Siobhan Phillips, Northwestern University
  • Diretor de estudo: Juned Siddique, Northwestern University

Publicações e links úteis

A pessoa responsável por inserir informações sobre o estudo fornece voluntariamente essas publicações. Estes podem ser sobre qualquer coisa relacionada ao estudo.

Publicações Gerais

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo (Real)

1 de maio de 2026

Conclusão Primária (Estimado)

30 de junho de 2029

Conclusão do estudo (Estimado)

30 de junho de 2029

Datas de inscrição no estudo

Enviado pela primeira vez

26 de maio de 2026

Enviado pela primeira vez que atendeu aos critérios de CQ

5 de junho de 2026

Primeira postagem (Real)

10 de junho de 2026

Atualizações de registro de estudo

Última Atualização Postada (Real)

11 de junho de 2026

Última atualização enviada que atendeu aos critérios de controle de qualidade

9 de junho de 2026

Última verificação

1 de junho de 2026

Mais Informações

Termos relacionados a este estudo

Plano para dados de participantes individuais (IPD)

Planeja compartilhar dados de participantes individuais (IPD)?

NÃO

Descrição do plano IPD

Individual participant data will not be shared due to the risk of re-identification. We want to protect participant confidentiality.

Informações sobre medicamentos e dispositivos, documentos de estudo

Estuda um medicamento regulamentado pela FDA dos EUA

Não

Estuda um produto de dispositivo regulamentado pela FDA dos EUA

Não

Essas informações foram obtidas diretamente do site clinicaltrials.gov sem nenhuma alteração. Se você tiver alguma solicitação para alterar, remover ou atualizar os detalhes do seu estudo, entre em contato com register@clinicaltrials.gov. Assim que uma alteração for implementada em clinicaltrials.gov, ela também será atualizada automaticamente em nosso site .

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