Letter: Meningococcal disease.
D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008585:Meningitis, Meningococcal / Q000517:prevention & control*; D008589:Meningococcal Infections / Q000188:drug therapy / Q000453:epidemiology; D010403:Penicillin Resistance; D010406:Penicillins / Q000627:therapeutic use; D013411:Sulfadiazine / Q000627:therapeutic use
D010406:Penicillins; D013411:Sulfadiazine