title: HIV transmission (sexuality, blood, semen, placenta).
mesh_terms: D000163:Acquired Immunodeficiency Syndrome; D004194:Disease; D015658:HIV Infections; D018445:Infectious Disease Transmission, Vertical; D014777:Virus Diseases
keywords: Acquired Immunodeficiency Syndrome--transmission; Diseases; Hiv Infections--transmission; Literature Review; Vertical Transmission; Viral Diseases