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Biology, 20.03.2020 00:37 igotit1234
In a cohort study, starting the study by selecting a defined population before any of its members become exposed, rather than starting by selecting exposed and unexposed individuals, is an advantage because:
A. The study can be completed more rapidly
B. A number of outcomes can be staudied simultaneously
C. A number of exposure can be staudied simultaneouslyD. The study will cost less to carry out
E. A and D
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