title: Nonoxynol-9 ineffective in preventing HIV infection.
mesh_terms: D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D017137:Nonoxynol / Q000627:therapeutic use*; D013089:Spermatocidal Agents / Q000627:therapeutic use*; D014944:World Health Organization
chemical_list: D013089:Spermatocidal Agents; D017137:Nonoxynol