• Association for the Accreditation of Human Research Protection Programs
• Association of Clinical Research Organizations
• Association of Clinical Research Professionals
• Center for Disease Control and Prevention
• Center for Information & Study on Clinical Research Participation
• CenterWatch Clinical Trials Listing Service
• ClinicalTrials.gov
• Drug Information Association
• Investigator Support Services
• Mexican Institute of Clinical Research
• National Institutes of Health Clinical Center
• PharmaVOICE
• U.S. Food and Drug Administration |