title: Pediatric bronchography: the problem of segmental pulmonary loss of volume.
mesh_terms: D000769:Anesthesia, Inhalation; D001995:Bronchography / Q000009:adverse effects*; D002648:Child; D002675:Child, Preschool; D006221:Halothane; D006801:Humans; D000860:Hypoxia; D009609:Nitrous Oxide; D010100:Oxygen / Q000097:blood
chemical_list: D009609:Nitrous Oxide; D010100:Oxygen; D006221:Halothane