title: Upper airway obstruction in infants and children.
mesh_terms: D000402:Airway Obstruction / Q000145:classification / Q000601:surgery*; D000768:Anesthesia, General; D002648:Child; D002675:Child, Preschool; D004724:Endoscopy / Q000379:methods; D005336:Fiber Optic Technology / Q000295:instrumentation; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007442:Intubation, Intratracheal / Q000379:methods; D010100:Oxygen / Q000008:administration & dosage; D014140:Tracheotomy
chemical_list: D010100:Oxygen