Sexually transmitted disease.
Edward
T L
TL
D017280:Condoms; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D030361:Papillomavirus Infections / Q000517:prevention & control* / Q000635:transmission; D021841:Safe Sex; D012736:Sex Education / Q000379:methods*; D012746:Sexual Abstinence; D015229:Sexually Transmitted Diseases, Viral / Q000517:prevention & control* / Q000635:transmission; D014481:United States