Feng Yunlu, Zhu Xiang, Yang Aiming
Department of Gastroenterology, Peking Union Medical College Hospital, Beijing, China.
Center for Interventional Endoscopy, Florida Hospital Orlando, Orlando, USA.
Dig Endosc. 2017 May;29(3):384-385. doi: 10.1111/den.12815. Epub 2017 Feb 15.