Reference
- Eggston A. A., Wolff D. Histopathology of the Ear, Nose and Throat. Baltimore 1947
- Meyer E., Denker A., Kahler O. Handbuch der Hals-Nasen-Ohren-Heilkunde. Berlin-Miinchen 1926; Vol. IV
- Myerson M.C., Coates G. M., Schenk H. P., Miller M. V. Otolaryngology. Hagerstown, Maryland 1956; Vol. V
- Oppenheim H. Archives of Otolaryngology 1955-62; 119ff
- Spencer F. R., Coates, Schenk Miller. Otolaryngology, Vol. III
- Wilson G. E., Stern W.K, Coates, Schenk Miller. Otolaryngology, Vol. III