Vaccine trial begins.
D016915:AIDS Vaccines / Q000276:immunology; D002986:Clinical Trials as Topic; D005260:Female; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control / Q000821:virology; D015497:HIV-1 / Q000145:classification / Q000235:genetics; D006801:Humans; D008297:Male; D009518:New York; D019444:Vaccines, DNA / Q000276:immunology
D016915:AIDS Vaccines; D019444:Vaccines, DNA