Small, inexpensive device could revolutionize HIV testing.
D015704:CD4 Antigens / Q000032:analysis*; D018791:CD4 Lymphocyte Count; D005434:Flow Cytometry / Q000295:instrumentation*; D015658:HIV Infections / Q000175:diagnosis* / Q000276:immunology; D006801:Humans
D015704:CD4 Antigens