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A '''retrospective study''' identifies specific subjects for investigation, usually for [[disease]], and looks backwards in time rather than forward in time. For example, a retrospective study might identify individuals who have developed cancer and then look backward in time at the their medical, family or occupational history to find potential causes for the disease.
A '''retrospective study''' identifies specific subjects for investigation, usually for [[disease]], and looks backwards in time rather than forward in time. For example, a retrospective study might identify individuals who have developed cancer and then look backward in time at the their medical, family or occupational history to find potential causes for the disease.
[[category:medicine]]
[[Category:Medicine]]