REFERENCES
- Axelson, J. pp. 289–315 in Bülbring, E. et al. Smooth Muscle. Edw. Arnold (Publ.) Ltd., London 1970
- Brown, J. C. & Pederson, R. A. Scand. J. Gastroent. 1970, 5, 537–541
- Cameron, A. J., Phillips, S. F. & Summerskill, W. H. J. Clin. Res. 1967, 15, 416
- Cameron, A. J., Phillips, S. F. & Summerskill, W. H. J. Gastroenterology 1970, 59, 539–545
- Chey, W. Y., Hitanant, S., Hendricks, J. & Lorbcr, S. H. Gastroenterology 1970, 58, 820–827
- Fisher, R. S., Lipschutz, W. & Cohen, S. J. Clin. Invest. 1973, 52, 1289–1296
- Haffner, J. F. W. Acta Chir. Scand. 1973, 139, 650–655
- Haffner, J. F. W. & Stadaas, J. Acta Chir. Scand. 1972, 138, 713–719
- Hodges, J. L., Jr. & Lehmann, E. L. pp. 303–362 in Basic Concepts of Probability and Statistics. Holden-Day. Inc., San Francisco, London & Amsterdam 1964
- Johnson, L. P. & Magee, D. F. Surg. Gynec. Obstet. 1965, 121, 557–562
- Johnson, L. P., Brown, J. C. & Magee, D. F. Gut 1966, 7, 52–57
- Kwong, N. K., Brown, B. H., Whittaker, G. E. & Duthie, H. L. Scand. J. Gastroent. 1972, 7, 161–170
- Mashima, H. & Yoshida, T. Jap. J. Physiol. 1965, 15, 463–477
- Mutt, E. Personal communication. 1975
- Nakayama, S. & Fukuda, H. Jap. J. Physiol. 1966, 16, 185–193
- Stadaas, J., Schrumpf, E. & Haffner, J. F. W. Scand. J. Gastroent. 1974, 9, 127–131
- Sugawara, K., Isaza, J., Curt, J. & Woodward, E. R. Amer. J. Physiol. 1969, 217, 1633–1638