title: Hospital drug study.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004358:Drug Therapy; D004363:Drug Utilization; D006760:Hospitalization; D006801:Humans; D007223:Infant; D008875:Middle Aged; D011032:Podiatry