Yaniv, E The anatomical relationships of eustachian tubes with and without infection. [electronic resource] - South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde Aug 1987 - 263-6 p. digital Publication Type: Journal Article ISSN: 0256-9574 Subjects--Topical Terms: AdultAgedChronic DiseaseEpithelial CellsEpithelium--pathologyEustachian Tube--anatomy & histologyHumansMiddle AgedOtitis Media--pathology