Affiliation: | 1. Department of Anatomy, College of Medicine, Yeungnam University, Daegu, South Korea;2. Department of Pharmacology, College of Medicine, Yeungnam University, Daegu, South Korea;3. Department of Physiology, College of Medicine, Yeungnam University, Daegu, South Korea;4. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Yeungnam University College of Medicine, Daegu, South Korea |