Human immunodeficiency virus: an epidemic without precedent.
Ammann
A J
AJ
Pediatric AIDS Research Institute, University of California, San Francisco, California, USA. Ammanndoc@aol.com
D014943:Global Health; D006678:HIV / Q000235:genetics / Q000472:pathogenicity; D015658:HIV Infections / Q000453:epidemiology* / Q000517:prevention & control*; D006801:Humans; D015994:Incidence; D009154:Mutation