Yamashita Shinpei, Sunada Keijiro, Yamamoto Hironori
Division of Gastroenterology, Department of Medicine, Jichi Medical University, Tochigi, Japan.
Department of Iwate Prefectural Kamaishi Hospital, Iwate, Japan.
Dig Endosc. 2021 Mar;33(3):e31-e33. doi: 10.1111/den.13900. Epub 2020 Dec 28.