Pregnant women's urine analyzed for antiviral agents.
D000818:Animals; D019380:Anti-HIV Agents / Q000737:chemistry / Q000302:isolation & purification / Q000494:pharmacology*; D006063:Chorionic Gonadotropin / Q000737:chemistry / Q000494:pharmacology* / Q000652:urine; D005260:Female; D015497:HIV-1 / Q000187:drug effects*; D006801:Humans; D011247:Pregnancy; D012260:Ribonucleases / Q000737:chemistry / Q000302:isolation & purification / Q000494:pharmacology*
D019380:Anti-HIV Agents; D006063:Chorionic Gonadotropin; D012260:Ribonucleases