title: Study says circumcision reduces HIV infection risk by 70%.
mesh_terms: D000293:Adolescent; D000328:Adult; D002944:Circumcision, Male; D005260:Female; D015658:HIV Infections / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission; D006801:Humans; D008297:Male; D012307:Risk Factors; D012747:Sexual Partners