[Oxygen pressure in the trachea in oxygen therapy. Research with a new nasal catheter].
D057785:Catheters; D006801:Humans; D010100:Oxygen / Q000628:therapy*; D010102:Oxygen Inhalation Therapy; D011312:Pressure; D012106:Research; D014132:Trachea / Q000502:physiology*
D010100:Oxygen
OXYGEN/therapy; TRACHEA/physiology