An assessment of the oxygen tensions obtained with pre-mixed 50 per cent nitrous oxide and oxygen mixture (Entonox) used for pain relief.
D000769:Anesthesia, Inhalation; D006801:Humans; D009609:Nitrous Oxide; D010100:Oxygen / Q000097:blood; D012122:Ventilators, Mechanical
D009609:Nitrous Oxide; D010100:Oxygen