title: Early testing can predict effects of drugs on kids.
mesh_terms: D000293:Adolescent; D019380:Anti-HIV Agents / Q000627:therapeutic use; D018791:CD4 Lymphocyte Count; D002648:Child; D002675:Child, Preschool; D017321:Clinical Trials, Phase I as Topic; D017322:Clinical Trials, Phase II as Topic; D004352:Drug Resistance, Microbial; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy*; D017320:HIV Protease Inhibitors / Q000493:pharmacokinetics / Q000627:therapeutic use*; D006801:Humans; D007223:Infant; D011237:Predictive Value of Tests; D019438:Ritonavir / Q000493:pharmacokinetics / Q000627:therapeutic use*; D019562:Viral Load
chemical_list: D019380:Anti-HIV Agents; D017320:HIV Protease Inhibitors; D019438:Ritonavir