Describe biological explanations which support observations

Reference no: EM13144739

One of the criteria for causality outlined by Sir Austin Bradford Hill is biological plausibility. Describe three biological explanations which support observations that male circumcision protects against HIV acquisition. Why might the laboratory data that suggest circumcision protects against HIV acquisition be less relevant given the most common mode of HIV transmission in the United States?

Reference no: EM13144739

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