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- A type of research study that tests how well new medical approaches work in people. These studies test new methods of screening, prevention, diagnosis, or treatment of a disease. Also called clinical study.
National Cancer Institute - Cite This Source - This Definition
- action study, agent study, bias, chemoprevention study, clinical study, cohort, diagnostic trial, investigator, multicenter study, NCI clinical trials cooperative group, single blind study, study agent, t test, unconventional cancer treatments