Preventing spread of meningococcal disease.
D001428:Bacterial Vaccines; D006801:Humans; D008589:Meningococcal Infections / Q000517:prevention & control*; D012293:Rifampin / Q000627:therapeutic use; D013411:Sulfadiazine / Q000627:therapeutic use
D001428:Bacterial Vaccines; D013411:Sulfadiazine; D012293:Rifampin