title: The effect of coumermycin A on the meningococcal carrier state.
mesh_terms: D000900:Anti-Bacterial Agents / Q000097:blood / Q000627:therapeutic use*; D002353:Carrier State / Q000188:drug therapy*; D006801:Humans; D008297:Male; D008589:Meningococcal Infections / Q000517:prevention & control*; D008826:Microbial Sensitivity Tests; D009305:Nasopharynx / Q000382:microbiology; D009345:Neisseria meningitidis / Q000187:drug effects / Q000302:isolation & purification; D010919:Placebos; D012463:Saliva / Q000032:analysis; D013997:Time Factors
chemical_list: D000900:Anti-Bacterial Agents; D010919:Placebos