Mesh : Adult Bacteria / classification isolation & purification Condoms Cost of Illness Homosexuality, Male / statistics & numerical data Humans Male Prevalence Prospective Studies Protozoan Infections / epidemiology Recurrence Sexual Behavior / statistics & numerical data Sexually Transmitted Diseases, Bacterial / epidemiology South Africa / epidemiology
来 源:
DOI:10.1097/OLQ.0000000000001041
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