Penicillin-induced granulopenia.
D000380:Agranulocytosis / Q000139:chemically induced*; D004917:Erythromycin / Q000627:therapeutic use; D006801:Humans; D007958:Leukocyte Count; D008297:Male; D008875:Middle Aged; D010400:Penicillin G / Q000009:adverse effects*
D004917:Erythromycin; D010400:Penicillin G