National Cancer Institute: What is a Clinical Trial?
This website provides a definition of clinical trials and how they are used to further cancer research. There is also an overview of the different types of treatments: treatment trials, prevention trials, screening trials, and quality of life trials. NCI also maps out the four phases of a clinical trial and what occurs in each phase.
Material Type: Reference Material
Technical Format: HTML/Text
Date Added to MERLOT: January 18, 2011
Date Modified in MERLOT: October 25, 2012
Submitter: Caroline Hanley
Keywords: clinical trial, phases, studies, trials
Primary Audience: High School, College General Ed, College Lower Division, College Upper Division, Graduate School
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