title: AIDS research in new phase.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000382:microbiology*; D000293:Adolescent; D000328:Adult; D000349:Africa; D000818:Animals; D017977:Deltaretrovirus / Q000472:pathogenicity; D005260:Female; D006168:Guinea Pigs; D006801:Humans; D008297:Male; D008889:Military Personnel; D011817:Rabbits; D014481:United States