Cheng-Tang Chiu is a professor of Lin Kou Chang Gung Memorial Hospital and Chang Gung university college of medicine, president of The Digestive Endoscopy society of Taiwan, and executive director of The Gastroenterological society of Taiwan.
Hsiu-Po Wang is a professor of National Taiwan University Hospital and National Taiwan University, and Head of Department of gastroenterology of National Taiwan University Hospital, Taipei, Taiwan.
Yang-Yuan Chen is an associated professor and Head of Department of gastroenterology of Changhua Christian Hospital, and Vice President of Yuan-Lin branch of Changhua Christian Hospital, Changhua, Taiwan.