these findings not only demonstrate that the risk of aids is related directly to age but also suggest that older adults are disproportionately affected during the earlier phases of hiv disease , that adolescents may have a low replication rate of hiv , and that children and adolescents may tolerate severe immunodeficiency better because they have fewer other infections or because of some unmeasured , age-dependent cofactor or immune alteration in the later phase of hiv disease .
C0001175
aids
C0019693
hiv disease