title: Serum penicillin levels in rheumatic heart disease. A comparative study in relation to nutritional status.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D009747:Nutritional Physiological Phenomena; D010401:Penicillin G Benzathine / Q000008:administration & dosage / Q000097:blood* / Q000627:therapeutic use; D012213:Rheumatic Fever / Q000517:prevention & control*; D012214:Rheumatic Heart Disease / Q000097:blood / Q000188:drug therapy*
chemical_list: D010401:Penicillin G Benzathine