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What are strengths and weaknesses of each of the major types of epidemiologic study? -Randomized controlled trial –...

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Biology

What are strengths and weaknesses of each of the major types ofepidemiologic study?

-Randomized controlled trial

– Cohort

– Case-control

Answer & Explanation Solved by verified expert
3.6 Ratings (364 Votes)
Randomized controlled trial is gold standard in avidance based medicine representing the highest level of evidence Strengths I by using this method we are able to assign and administor treatment or interventions in a precise and controlled way Ii It is only type of of study which is able to establish causation Iii It decreases patient or oberver bias Iv By    See Answer
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