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Inflammation in the nasopharynx and the pharyngeal portion of the Eustachian tube was considered to be closely related to the tubal constriction, which represents a considerable part of the cause of tubal ventilatory dysfunction in otitis media with effusion. Takahashi H; Miura M, Honjo I, Fujita A. Ann Otol Rhinol Laryngol. 1996 (Sep);105 (9): 724-728
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