1. Lower gastrointestinal bleeding;Vernava;Dis Colon Rectum,1997
2. Epidemiology and outcome of patients hospitalized with acute lower gastrointestinal haemorrhage: a population-based study;Longstreth;Am J Gastroenterol,1997
3. Acute lower gastrointestinal bleeding in Crohn’s disease: characteristics of a unique series of 34 patients. Belgian IBD Research Group;Belaiche;Am J Gastroenterol,1999
4. Primary aortoenteric fistula;Saers;Br J Surg,2005
5. Angiodysplasia and lower gastrointestinal tract bleeding in elderly patients;Sharma;Arch Intern Med,1995