title: Human immunodeficiency virus type 1 quasispecies in vivo and ex vivo.
authors.affiliation: Laboratoire de Rétrovirologie Moléculaire, Institut Pasteur, Paris, France.
authors.forename: S
authors.initials: S
authors.lastname: Wain-Hobson
mesh_terms: D014644:Genetic Variation; D015658:HIV Infections / Q000382:microbiology; D015497:HIV-1 / Q000235:genetics*; D006801:Humans; D009154:Mutation; D013045:Species Specificity