title: Cephalexin and penicillin therapy of childhood beta-hemolytic streptococcal infections.
mesh_terms: D000293:Adolescent; D000328:Adult; D002511:Cephalosporins / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D010400:Penicillin G / Q000627:therapeutic use*; D010612:Pharyngitis / Q000188:drug therapy*; D013290:Streptococcal Infections / Q000188:drug therapy*
chemical_list: D002511:Cephalosporins; D010400:Penicillin G