References
- Fletcher H. Speech and Hearing in Communication. D. Van Nostrand Company, Inc. 1953
- Wersäll R. The tympanic muscles and their reflexes. Acta Otolaryng. 1958, Suppl. 139
- Klockhoff I. Middle ear reflexes in man. Acta Otolaryng. 1961, Suppl. 164