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The top documents tagged [exposure ascertainment]
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exposure ascertainment
Chance, bias and confounding The observed statistical association between a certain outcome and and the hypothesized exposure could be a matter of chance.
214 views
Issues in case-control studies. Divison of gastroenterology Department of Medicine Samsung Medical Center Sungkyunkwan University School of Medicine Pancreas.
216 views
Interpreting observational studies of cardiovascular risk of NSAIDs. Richard Platt, MD, MS Harvard Medical School and Harvard Pilgrim Health Care HMO Research.
215 views