Cephalosporins better for streptococcus infections in children.
D002511:Cephalosporins / Q000627:therapeutic use*; D002648:Child; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use*; D013290:Streptococcal Infections / Q000188:drug therapy*; D014069:Tonsillitis / Q000188:drug therapy
D002511:Cephalosporins; D010406:Penicillins