Radiopaque contrast dye in nasopharynx reaches the middle ear during swallowing and/or yawning

Author: Winther B.   Gwaltney J. M.   Phillips C. D.   Hendley J. O.  

Publisher: Informa Healthcare

ISSN: 0001-6489

Source: Acta Oto-Laryngologica, Vol.125, Iss.6, 2005-06, pp. : 625-628

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