التوعية
2002
Critical Care MedicineAmerican Board of Internal Medicine, United States2001
Pulmonary & Critical Care MedicineBrown University, United States2000
Pulmonary Medicine and Pulmonary Critical CareAmerican Board of Internal Medicine, United States1998
Internal MedicineAmerican Board of Internal Medicine, United States1998
Internal Medicine - Florida ProgramCleveland Clinic Florida, United States1993
Internal MedicineThai Medical Council, Thailand1989
Doctor of MedicinePrince of Songkla University, Thailand