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Search clinical trials for: Questionnaire study

Total 10000 results

NCT03771469

Active, not recruiting

Validation of Sleep Questionnaires in the Down Syndrome Population

Obstructive Sleep Apnea | Down Syndrome
NCT04882852

Completed

Validation of the Arabic Version of the Caries Questionnaire

Dental Caries in Children
NCT03304886

Completed

Assessing the Diagnostic Accuracy of an On-line Questionnaire for Diagnosis of Primary Headache Disorders

Headache Disorders
NCT02660606

Completed

A Qualitative Study to Assess the Content Validity of the Prescription Opioid Misuse and Abuse Questionnaire (POMAQ)

Opioid-Related Disorders | Drug Abuse | Opiate Addiction | Narcotic Abuse
NCT02678507

Completed

A Quantitative Study to Assess the Construct Validity of the Prescription Opioid Misuse and Abuse Questionnaire (POMAQ)

Opioid-Related Disorders | Drug Abuse | Opiate Addiction | Narcotic Abuse

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