References
- Janzon L, Berntorp K, Hanson M, Lindell SE, Trell E. Diabetologia 1983; 25: 86–88
- Hanson M, Trell E, Janzon L, Laurell P, Lindell SE. Acta Diabetol Lat 1984; 21: 173–179
- Collison HA, Rodkey FL. O'Neal JD. Clin Chem 1968; 14: 162–171
- Griffith GH, Owen GM, Campbell H, Shields R. Gastroenterology 1968; 54: 1–7
- Miller LJ, Malagelada JR, Longstreth GF, Go VLW. Dig Dis Sci 1980; 25: 857–864
- Cobb JS, Bank S, Marks IN, Louw JH. Dig Dis 1971; 16: 207–215
- Korman MG, Hansky J, Eaves ER, Schmidt GT. Gastroenterology 1983; 85: 871–874
- Sontag S, Graham DY, Belsito A, Weiss J, Farley A, Grunt R, Cohen N. N Engl J Med 1984; 311: 689–693
- Harrison A, Ippoliti A. Gastroenterology 1979; 76: 1152
- Grimes DS, Goddard J. Br Med J 1978; 2: 460–461