title: Danish HIV-1 puzzle solved.
authors.forename: K
authors.initials: K
authors.lastname: Skovmand
mesh_terms: D002648:Child; D003428:Cross Infection / Q000635:transmission*; D003718:Denmark; D005260:Female; D015658:HIV Infections / Q000635:transmission*; D015497:HIV-1 / Q000302:isolation & purification*; D006801:Humans