title: Dynamics of nasopharyngeal colonization with Haemophilus influenzae b during antibiotic therapy.
mesh_terms: D000667:Ampicillin / Q000627:therapeutic use; D000900:Anti-Bacterial Agents / Q000008:administration & dosage / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D002701:Chloramphenicol / Q000627:therapeutic use; D004305:Dose-Response Relationship, Drug; D006192:Haemophilus Infections / Q000188:drug therapy* / Q000382:microbiology; D006193:Haemophilus influenzae / Q000302:isolation & purification*; D006801:Humans; D007223:Infant; D009254:Nafcillin / Q000627:therapeutic use; D009305:Nasopharynx / Q000382:microbiology*; D011446:Prospective Studies; D012189:Retrospective Studies
chemical_list: D000900:Anti-Bacterial Agents; D009254:Nafcillin; D002701:Chloramphenicol; D000667:Ampicillin