Shimatani Masaaki, Mitsuyama Toshiyuki, Takaoka Makoto, Okazaki Kazuichi
Third Department of Internal Medicine, Division of Gastroenterology and Hepatology, Kansai Medical University, Osaka, Japan.
Dig Endosc. 2018 Jan;30(1):50-51. doi: 10.1111/den.12981.