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Medical Library/Information & Communication Sciences

Clinical Trials: Description and resources

About Clinical Trials

What is a clinical trial?

Cinical trials are biomedical or health-related research studies in human beings that follow a pre-defined protocol. Two common types of studies are interventional and observational.

Interventional studies

Research subjects are assigned by the investigator to a treatment or other intervention, and their outcomes are measured.

Observational studies

Individuals are observed and their outcomes are measured by the investigators.

Where to Find Clinical Trials

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