References
- Andersen D, et al. World J Surg 1983; 7: 372–377
- Andersen D, et al. World J Surg 1983; 7: 378–384
- Burland W L, Hawkins B W, Beresford J. Postgrad Med J 1980; 56: 173–176
- Gudmand-Hoyer E, et al. Br Med J 1978; 1: 1095–1097
- Hetzel D. Asian J Clin Pract 1982; 1: 13–18, suppl
- Pounder RE. Lancet 1981; 1: 29–30
- Andersen D, et al. World J Surg 1982; 6: 86–92
- Barr G D, et al. Gastroenterology 1983; 85: 100
- Morgan A G, et al. Gut 1983; 24: 1002A
- Gray G R, et al. Lancet 1982; 1: 787–788
- Strom M, et al. Scand J Gastroenterol 1983; 18: 85, suppl 86
- Bardhan KD. Br Med J 1980; 2: 20–22
- Rune S J, Mollmann K M, Rahbek I. Scand J Gastroenterol 1980; 15: 85–92, suppl 58