title: Cricoid pressure. How, when, and why.
mesh_terms: D003413:Cricoid Cartilage; D006801:Humans; D007442:Intubation, Intratracheal / Q000379:methods*; D007817:Laryngeal Cartilages; D011015:Pneumonia, Aspiration / Q000517:prevention & control; D011312:Pressure