1. Jacoby, H. 1., Bass, P. and Bennett, D. R. (1963). In vivo extraluminal contractile force transducer for gastrointestinal muscle. J. App!. Physiol., 18, 658
2. Bass, P. and Weisbrodt, N. W. (1971). Current concepts on pharmacology of gastrointestinal motility. In L. Demling and R. Ottenjann (eds.). Gastrointestinal Motility: International Symposium on Motility of the Gastrointestinal Tract, pp. 149, 167 ( New York: Academic Press )
3. Itoh, Z., Aizawa, I., Takeuchi, S. and Takayanagi, R. (1977). Diurnal changes in gastric motor activity in conscious dogs. Am. J. Dig. Dis., 22, 117
4. Weisbrodt, N. W. (1974). Electrical and contractile activities of the small intestine of the cat. Am. J. Dig. Dis., 19, 93
5. Ludwick, J. R. and Bass, P. (1967). Contractile and electric activity of the extrahepatic biliary tract and duodenum. Surg. Gynecol. Obstet., 124, 536