title: Investigating casual transmission of HIV.
authors.forename: G
authors.initials: G
authors.lastname: Friedland
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000635:transmission*; D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004197:Disease Reservoirs; D005190:Family; D005260:Female; D006801:Humans; D008297:Male