Letter: High-dose penicillin.
D006801:Humans; D010400:Penicillin G / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D011008:Pneumococcal Infections / Q000188:drug therapy*; D011014:Pneumonia / Q000188:drug therapy*
D010400:Penicillin G