H. influenzae meningitis: therapeutic trials.
D000667:Ampicillin / Q000627:therapeutic use*; D002701:Chloramphenicol / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006193:Haemophilus influenzae; D006801:Humans; D008583:Meningitis, Haemophilus / Q000188:drug therapy*
D002701:Chloramphenicol; D000667:Ampicillin