Middle ear and maxillary sinus during nitrous oxide anesthesia.
D000293:Adolescent; D000328:Adult; D000769:Anesthesia, Inhalation; D002648:Child; D004432:Ear, Middle; D006801:Humans; D008443:Maxillary Sinus; D008875:Middle Aged; D009609:Nitrous Oxide / Q000032:analysis; D011312:Pressure
D009609:Nitrous Oxide