NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,408 terms related to cancer and medicine.
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- prospective cohort study
- listen (pruh-SPEK-tiv KOH-hort STUH-dee)
- A research study that follows over time groups of individuals who are alike in many ways but differ by a certain characteristic (for example, female nurses who smoke and those who do not smoke) and compares them for a particular outcome (such as lung cancer).