title: Impact of improved treatment of sexually transmitted disease on HIV infection.
mesh_terms: D003906:Developing Countries; D015658:HIV Infections / Q000517:prevention & control*; D018023:HIV Seronegativity; D006801:Humans; D015995:Prevalence; D012306:Risk; D012749:Sexually Transmitted Diseases / Q000453:epidemiology / Q000628:therapy*