Chon Young Eun, Park Jun Yong
Department of Internal Medicine, CHA Bundang Medical Center, CHA University, Seongnam, Korea.
Department of Internal Medicine, Institute of Gastroenterology, Yonsei University College of Medicine, Seoul, Korea.
Am J Gastroenterol. 2017 Sep;112(9):1478-1479. doi: 10.1038/ajg.2017.223.