What a clinical study is, who can participate, and how to find a study.
- Clinical Trials
Volunteers are prospectively assigned to interventions so researchers can evaluate the interventions' effects on biomedical, behavioral, or health-related outcomes. Overview, concept procedures, data and safety monitoring guidelines, conflict of interest form, program announcements and notices, terms and conditions for cooperative agreements.
- Observational Studies
Studies that provide information about incidence, prevalence, and natural history of a disease or condition. Data monitoring guidelines; conflict of interest form.