title: Persistent pharyngeal colonization with Haemophilus influenzae type b after intravenous chloramphenicol therapy.
mesh_terms: D000667:Ampicillin / Q000627:therapeutic use; D002353:Carrier State; D002675:Child, Preschool; D002701:Chloramphenicol / Q000627:therapeutic use*; D005192:Family Health; D005260:Female; D006192:Haemophilus Infections / Q000188:drug therapy*; D006193:Haemophilus influenzae / Q000302:isolation & purification*; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D008583:Meningitis, Haemophilus / Q000188:drug therapy; D010351:Patient Discharge; D010403:Penicillin Resistance; D010608:Pharyngeal Diseases / Q000188:drug therapy*; D010614:Pharynx / Q000382:microbiology*
chemical_list: D002701:Chloramphenicol; D000667:Ampicillin