title: Research studies to characterize the clinical relevance of HIV superinfection; notice of availability of funds.  Centers for Disease Control and Prevention.
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S.; D015331:Cohort Studies; D005380:Financing, Government; D015658:HIV Infections; D015497:HIV-1; D006292:Health Priorities; D006801:Humans; D012109:Research Support as Topic; D015163:Superinfection; D014481:United States