A mail-in technique for detecting penicillin in urine: application to the study of maintenance of prophylaxis in rheumatic fever patients.
D002648:Child; D006801:Humans; D008722:Methods; D010400:Penicillin G / Q000627:therapeutic use / Q000652:urine*; D012213:Rheumatic Fever / Q000517:prevention & control* / Q000652:urine
D010400:Penicillin G