Drugs and the elderly.
D000368:Aged; D000375:Aging; D002986:Clinical Trials as Topic / Q000379:methods; D006801:Humans; D007668:Kidney / Q000378:metabolism; D008099:Liver / Q000378:metabolism; D004364:Pharmaceutical Preparations / Q000008:administration & dosage / Q000378:metabolism*
D004364:Pharmaceutical Preparations