UCLA Visits SirirajElective Study at Division of Gastroenterology and Division of Nuclear MedicineElective Study at Center of Applied Thai Traditional Medicine, Department of Medicine, and Department of SurgeryClinical Rotation at Faculty of Medicine Siriraj HospitalKyushu University Visits SirirajNational Cancer Center, Japan Visits SirirajElective Study at Division of Gastroenterology and Applied Thai Traditional MedicineElective Study at Center of Applied Thai Tradition Medicine, Department of Medicine, and Department of SurgeryShort Training Program in Applied Thai Traditional MedicineElective Study at the Center of Applied Thai Medicine and the Division of Infectious Diseases and Tropical Medicine, Department of MedicineDesert Springs Hospital Medical Center USA Visited SirirajCentre for Healthcare Innovation Singapore Visits Siriraj1 2 3