🩺 Gastroenterologist | Academic Physician Associate Professor, Harvard Medical School 👨‍⚕️ Director, Center for Gastrointestinal Motility 📊 Director, Clinical Research Education, Gastroenterology 🏥 Brigham and Women’s Hospital 👨‍⚕️Clinical / 👨‍🔬Research interests: Neurogastroenterology, motility and esophageal disorders, COVID-19 and GI manifestations, health disparity 📕 Associate Editor, Digestive Diseases and Sciences 📔 Editorial Board, Gastroenterology #Gastro 📙 Editorial Board, Journal of Clinical Gastroenterology 🇭🇰>🇺🇸 (Boston)📍 👨‍🎓BS (BME, System Science), Washington U 👨‍🎓MD, Wash U School of Medicine 👨‍🎓MPH, Harvard 👨‍🎓Internal Medicine, Barnes-Jewish Hospital/Wash U 👨‍🎓Gastroenterology, Brigham and Women’s Hospital/Harvard Med http://scholar.harvard.edu/walterchan