Preoxygenation: physiology and practice.
D000758:Anesthesia; D001049:Apnea / Q000503:physiopathology*; D006801:Humans; D007442:Intubation, Intratracheal; D008397:Masks; D010102:Oxygen Inhalation Therapy / Q000379:methods*; D011300:Preoperative Care / Q000379:methods*; D014797:Vital Capacity / Q000502:physiology*