1. Donner MW, Bosma JF, Robertson DL: Anatomy and physiology of the pharynx. Gastrointest Radiol 10:196?212, 1985
2. Dodds WJ, Stewart ET, Logemann JA: Physiology and radiography of the normal oral and pharyngeal phases of swallowing. Am J Roentgenol 154:953?963, 1990
3. Goyal RK, Paterson WG: Esophageal motility. In: Wood JD (ed.): Handbook of Physiology, The Gastrointestinal System I. Bethesda, MD, American Physiological Society, 1989, pp 865?908
4. Venker-van Haagen AJ, Hartman W, Wolvekamp WT: Contributions of the glossopharyngeal nerve and the pharyngeal branch of the vagus nerve to the swallowing process in dogs. Am. J. Vet. Res. 47:1300?1307, 1986
5. Kitamura S, Ogata K, Nishiguchi T, Nagase Y, Shigenaga Y: Location of the motoneurons supplying the rabbit pharyngeal constrictor muscles and the peripheral course of their axons: a study using the retrograde HRP or fluorescent labeling technique. Anat Rec 229:399?406, 1991