Small Intestinal Arteriovenous Malformation Treated by Double-balloon Endoscopy. - Nomura K; Shibuya T; Terai Y; Omu R; Arii S; Yuzawa A; Ikeda Y; Uchida R; Sato S; Murata A; Shimada Y; Maruyama T; et al. (Internal medicine (Tokyo, Japan), 2024)