title: Croup, epiglottitis, retropharyngeal abscess, and bacterial tracheitis: evolving patterns of occurrence and care.
authors: P
authors: P
authors: Walker
authors: W S
authors: WS
authors: Crysdale
mesh_terms: D000038:Abscess / Q000453:epidemiology* / Q000628:therapy; D001424:Bacterial Infections / Q000453:epidemiology* / Q000628:therapy; D002675:Child, Preschool; D003440:Croup / Q000453:epidemiology* / Q000628:therapy; D004826:Epiglottitis / Q000453:epidemiology* / Q000628:therapy; D006801:Humans; D007223:Infant; D009864:Ontario / Q000453:epidemiology; D010608:Pharyngeal Diseases / Q000453:epidemiology* / Q000628:therapy; D014136:Tracheitis / Q000453:epidemiology* / Q000628:therapy