title: Retrospective. Norman L. Letvin (1949-2012).
authors: Vaccine Research Center, NIAID, National Institutes of Health, Bethesda, MD 20892, USA. gnabel@nih.gov
authors: Gary J
authors: GJ
authors: Nabel
authors: Steven M
authors: SM
authors: Wolinsky
authors: Barton F
authors: BF
authors: Haynes
mesh_terms: D016915:AIDS Vaccines / Q000266:history*; D000163:Acquired Immunodeficiency Syndrome / Q000266:history*; D000818:Animals; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D014481:United States
chemical_list: D016915:AIDS Vaccines