Chon Hyung Ku, Shin Eun Ji, Kim Seong-Hun
Department of Internal Medicine, Wonkwang University College of Medicine, Iksan, Korea.
Institute of Wonkwang Medical Science, Wonkwang University College of Medicine, Iksan, Korea.
Clin Endosc. 2020 Nov;53(6):633-635. doi: 10.5946/ce.2020.263. Epub 2020 Nov 13.