1. Division of Gastroenterology and Hepatology Stanford University School of Medicine Stanford California USA
2. Stanford Center for Asian Health Research and Education (CARE), Stanford University School of Medicine Stanford California USA
3. Quantitative Science Unit, Department of Medicine Stanford University School of Medicine Stanford California USA
4. Division of Hematology and Oncology Stanford University School of Medicine Stanford California USA
5. Division of Primary Care and Population Health Stanford University School of Medicine Stanford California USA