Dr. Teng-Yu Lee obtained his Ph.D. degree from the Graduate Institute of Clinical Medical Science, China Medical University, Taichung, Taiwan, in 2014. He is now an Associate Professor of Internal Medicine at Chung Shan Medical University, Taiwan. His major research fields include liver cancer, liver cirrhosis, viral hepatitis, gastric cancer, and gastric acid-related diseases. He has published over 100 original articles in international journals.