title: Is retrograde really safe and effective?
authors.forename: A
authors.initials: A
authors.lastname: Ahmed-Nusrath
authors.forename: A R
authors.initials: AR
authors.lastname: Aziz
mesh_terms: D000402:Airway Obstruction / Q000628:therapy; D003413:Cricoid Cartilage / Q000601:surgery; D006801:Humans; D007442:Intubation, Intratracheal / Q000379:methods*; D010102:Oxygen Inhalation Therapy / Q000379:methods; D013957:Thyroid Cartilage / Q000601:surgery