title: Fourth annual survey of worldwide HIV, SIV, and SHIV challenge studies in vaccinated nonhuman primates.
authors: EMMES Corporation, Potomac, MD, USA.
authors: J T
authors: JT
authors: Warren
authors: M A
authors: MA
authors: Levinson
mesh_terms: D016915:AIDS Vaccines; D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D000818:Animals; D016208:Databases, Factual; D006801:Humans; D008251:Macaca; D002679:Pan troglodytes; D011323:Primates; D018449:SAIDS Vaccines; D016097:Simian Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D014611:Vaccination
chemical_list: D016915:AIDS Vaccines; D018449:SAIDS Vaccines