References
- Ojala L. Pathogenesis and histopathology of chronic adhesive otitis. Arch. Otolar. 1953; 57: 378
- Siirala V. Restoration of air-filled tympanum. Ann. Otol. (St. Louis) 1963; 72: 97
- Wullstein H. Eustachian tube in tympanoplasty. Arch. Otolar. 1960; 71: 408
- Zollner F. The Eustachian tube in tympanoplasty. Arch. Otolar. 1963; 78: 394