title: In reply to Dr Jamshidi's letter.
authors.affiliation: Department of Military and Emergency Medicine, F. Edward Hébert School of Medicine, Uniformed Services University of the Health Sciences, Bethesda, MD, USA.
authors.forename: B L
authors.initials: BL
authors.lastname: Bennett
authors.forename: D R
authors.initials: DR
authors.lastname: Wharton
mesh_terms: D000402:Airway Obstruction / Q000601:surgery*; D003413:Cricoid Cartilage / Q000601:surgery*; D006801:Humans; D007821:Laryngeal Muscles / Q000601:surgery*; D008297:Male; D009051:Mountaineering / Q000293:injuries*; D014140:Tracheotomy / Q000379:methods*