Genetic analysis of human immunodeficiency virus type 1 and 2 (HIV-1 and HIV-2) mixed infections in India reveals a recent spread of HIV-1 and HIV-2 from a single ancestor for each of these virusesManuel Grez, Helga Rübsamen‐Waigmann, Hagen von Briesen et al.|Journal of Virology|1994Cited by 150
Spread of HIV-2 in IndiaHelga Rübsamen‐Waigmann, Andreas Pfützner, C. Scholz et al.|The Lancet|1991Cited by 78