NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,300 terms related to cancer and medicine.

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double-blind study
(DUH-bul-blind STUH-dee)
A type of clinical trial in which neither the researcher doing the study nor the patients know the specific type of treatment each patient receives until after the clinical trial is over. This type of study helps make sure the results of the study are not biased.