Search clinical trials for: Opt-In (Call-Back)

Total 5913 results

University of Pennsylvania

Completed

COVID-19 Vaccine Text Outreach

Covid19

United States
Johns Hopkins Bloomberg School of Public Health
Makerere University; Pontificia Universidad Javeriana; The Bloomberg Family Foundation...

Completed

Use of Consent Language and Mode to Improve Interactive Voice Response Survey in Colombia and Uganda

Noncommunicable Diseases | Surveys and Questionnaires

Colombia, Uganda
Massachusetts Institute of Technology
University of Illinois at Urbana-Champaign; Quest Diagnostics-Nichols Insitute

Recruiting

Wellness Program Outreach and Effectiveness

Metabolic Syndrome

United States
NYU Langone Health
National Institute on Drug Abuse (NIDA)

Completed

Clinical Reminder Changes to Increase Smoking Cessation Treatment in Outpatient Psychiatry

Smoking Cessation

United States
University of Pennsylvania

Completed

Opt-In Versus Opt-Out for Colorectal Cancer Screening Outreach

Cancer of the Colon

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