What are different types of epidemiology?
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cross sectional study, case control study cohort study and ecological study are
different types of observational study
different types of observational study
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ᕙ༼◕ ᴥ ◕༽ᕗ
Epidemiology is the study of how often diseases occur in different groups of people and why. Epidemiological information is used to plan and evaluate strategies to prevent illness and as a guide to the management of patients in whom disease has already developed.
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