CD4 counts as surrogate markers for progression to AIDS.
Phillips
A N
AN
Sabin
C A
CA
D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology*; D015496:CD4-Positive T-Lymphocytes / Q000187:drug effects*; D006801:Humans; D007958:Leukocyte Count / Q000187:drug effects; D012107:Research Design; D013223:Statistics as Topic; D015215:Zidovudine / Q000494:pharmacology*
D015215:Zidovudine