Card 7 / 10: What challenges does measurement of the exposure in a case-control study present?
Answer:
Case-control studies, being retrospective require that the exposure is measured retrospectively. Sometimes it is difficult to get good quality data on the exposure.
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Epidemiology & Biostatistics Case-control Studies
Author:
Dr.Janet ForresterProfessor
Tufts University School of Medicine
USA
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