1. 1. Metz AJ, Bourke MJ, Moss A, Williams SJ, Swan MP, Byth K. Factors that predict bleeding following endoscopic mucosal resection of large colonic lesions. Endoscopy 43: 506-511, 2011.
2. 2. Vella-Camilleri FC, Friedrich R, Vento AO. Diffuse colonic varices: an uncommon cause of intestinal bleeding. Am J Gastroenterol 81: 492-494, 1986.
3. 3. Nikolopoulos N, Xynos E, Datsakis K, Kasapidis P, Vassilakis JS. Varicosis coli totalis: report of a case of idiopathic aetiology. Digestion 47: 232-235, 1990.
4. 4. Iredale JP, Ridings P, McGinn FP, Arthur MJ. Familial and idiopathic colonic varices: an unusual cause of lower gastrointestinal haemorrhage. Gut 33: 1285-1288, 1992.
5. 5. Shrestha R, Dunkelberg JC, Schaefer JW. Idiopathic colonic varices: an unusual cause of massive lower gastrointestinal hemorrhage. Am J Gastroenterol 90: 496-497, 1995.