References
- Fonkalsrud E W, Myers N A, Robinson M J. Ann Surg 1974; 180: 487–493
- Foster J H, Holcomb G W, Kirtley J A. Ann Surg 1963; 157: 868–881
- Walker R M. Proc R Soc Med 1962; 55: 770–772
- Fonkalsrud E W. Arch Surg 1980; 115: 1042–1045
- Spence R AJ, Johnston G W, Odling-Smee G W, Rodgers H W. Arch Dis Child 1984; 59: 336–340
- Ulshen M H. Gastroenterology 1984; 87: 446–447
- Dall'Oglio L, Bagolan P, Ferro F, Ponticelli A, Cadranel S, Rivosecchi M. Endoscopy 1984; 16: 98–100
- Macdougall B RD, Theodossi A, Westaby D, Dawson J L. Lancet 1982; 1: 124–127
- Stamatakis J D, Howard E R, Psacharopoulos H T, Mowat A P. Br J Surg 1982; 69: 74–75
- Galambos J T, Warren W D, Rudman D. N Engl J Med 1976; 295: 1089–1095
- Rueff B, Prandi D, Degos F. Lancet 1976; 1: 655–659
- Leading article. Br Med J 1976; 2: 603
- Pinkerton J A, Holcomb G W, Foster J H. Ann Surg 1972; 175: 870–886
- Lebrec D, Bercoff E, Menu Y. Gastroenterology 1980; 79: 1139–1144
- Evans D MD, Jones D B, Cleary B K, Smith P M. Gut 1982; 23: 615–620
- Westaby D, Williams R. Scand J Gastroenterol 1984; 19: 71–75
- Ogle S J, Kirk C JC, Bailey R J, Johnson A G, Williams R, Murray-Lyon I M. Digestion 1978; 18: 178–185