OTC 杀精剂 : 对性病预防有多大帮助 ?
关键词: Americas Contraception Contraceptive Agents--side effects Contraceptive Methods--beneficial effects Developed Countries Diseases Family Planning Government Agencies Hiv Infections--prevention and control Infections Knowledge Nonoxynol-9--side effects North America Northern America Organizations Product Approval Reproductive Tract Infections Sexually Transmitted Diseases--prevention and control Spermicidal Contraceptive Agents--side effects United States Usfda Usphs Vaginal Abnormalities Vaginal Injury Vaginal Spermicides--beneficial effects Viral Diseases
Mesh : Americas Consumer Product Safety Contraception Contraceptive Agents Developed Countries Disease Family Planning Services Government Agencies HIV Infections Infections Knowledge Nonoxynol North America Organizations Sexually Transmitted Diseases Spermatocidal Agents United States United States Food and Drug Administration United States Public Health Service Vagina Virus Diseases