Predicting survival: viral load vs. T cell count.
D018791:CD4 Lymphocyte Count; D006679:HIV Seropositivity / Q000276:immunology / Q000401:mortality* / Q000821:virology; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D011237:Predictive Value of Tests; D015203:Reproducibility of Results; D016019:Survival Analysis; D019562:Viral Load