title: Towards a better understanding of the epidemiology of HIV-2.
authors.affiliation: Medical Research Council Laboratories, Banjul, The Gambia.
authors.forename: M F
authors.initials: MF
authors.lastname: Schim van der Loeff
authors.forename: P
authors.initials: P
authors.lastname: Aaby
mesh_terms: D015658:HIV Infections / Q000175:diagnosis / Q000453:epidemiology* / Q000276:immunology / Q000821:virology; D015497:HIV-1 / Q000302:isolation & purification; D015498:HIV-2 / Q000145:classification / Q000302:isolation & purification*; D006801:Humans