1. Adlercreutz, E., Pettersson, T., Adlercreutz, H., Gribbe, P. & Wegelius, C- (1960). Effect of cholecystokinin on duodenal tonus and motility. Acta Med Scand 167: 339–342.
2. Adrian, T.E., Bloom, S.R., Besterman, H.S. & Bryant, M.G. (1978). PP-physiology and pathology. In: Bloom, S.R. (ed) Gut Hormones. Churchill Livingstone, Edinburgh pp254–260.
3. Bachrach, W.H. (1953). Action of insulin hypoglycemia on motor and secretory functions of the digestive tract. Physiol Rev 33: 566–592.
4. Bennett, A. (1968). The biological effects of gastrin. J. Roy. Coll. Physns., Lond. 2: 269–273.
5. Bennett, A. (1968). The relationship between in vitro studies of gastrointestinal muscle and motility of the gastrointestinal in vivo. Am J Dig Dis 13, 410–414.