Urinary tract infections in childhood.
D000667:Ampicillin / Q000627:therapeutic use; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D013048:Specimen Handling; D013449:Sulfonamides / Q000627:therapeutic use; D014552:Urinary Tract Infections / Q000175:diagnosis / Q000188:drug therapy
D013449:Sulfonamides; D000667:Ampicillin