title: Preoxygenation to improve patient safety.
authors.forename: P
authors.initials: P
authors.lastname: Evans
mesh_terms: D005652:Functional Residual Capacity / Q000502:physiology; D006801:Humans; D010100:Oxygen / Q000097:blood / Q000627:therapeutic use*; D012449:Safety; D014139:Tracheostomy / Q000379:methods
chemical_list: D010100:Oxygen