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Please Respond With 300 Or More Words, And At Least One Reference. Please Intext Cite Your Reference.

 

Describe the common characteristics and design of a case-control study. Discuss the three important features when it comes to selecting cases and controls, and identify a situation when one of these might be violated. Discuss the limitations of using questionnaires for determining exposure status and provide examples of alternative strategies for collecting this information in a case-control study.

Please respond with 300 or more words, and at least one reference. Please intext cite your reference.

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