Preliminary studies of gas resorption from the middle ear.
D004432:Ear, Middle / Q000378:metabolism*; D006801:Humans; D009584:Nitrogen / Q000378:metabolism; D011868:Radioisotopes; D012119:Respiration; D014132:Trachea / Q000502:physiology; D014140:Tracheotomy; D014978:Xenon / Q000378:metabolism*
D011868:Radioisotopes; D014978:Xenon; D009584:Nitrogen