AGA technical review on the evaluation and management of occult and obscure gastrointestinal bleedingGary R. Zuckerman, Blair S. Lewis, Chandra Prakash et al.|Gastroenterology|2000Cited by 500
Push enteroscopic cauterization: long-term follow-up of 83 patients with bleeding small intestinal angiodysplasiaMatthew P. Askin, Blair S. Lewis|Gastrointestinal Endoscopy|1996Cited by 99