Koo Ji Yeon, Kim Kook Hyun, Kim Tae Nyeun
Division of Gastroenterology and Hepatology, Department of Internal Medicine, Yeungnam University College of Medicine, Daegu, Korea.
Korean J Intern Med. 2019 Mar;34(2):452-453. doi: 10.3904/kjim.2017.188. Epub 2018 Feb 23.