ការអប់រំ
2008
Pulmonary Medicine and Pulmonary Critical CareThai Medical Council, Thailand2004
Internal MedicineThai Medical Council, Thailand2001
Critical Care MedicineAmerican Board of Internal Medicine (2001-2011), United States2000
Pulmonary Medicine and Pulmonary Critical CareAmerican Board of Internal Medicine (2000-2010), United States2000
Medicine Lung and Heart-Lung TransplantationStanford University Medical Center, United States1999
Pulmonary and Critical Care MedicineUniversity of Cincinnati Medical Center, United States1996
Internal MedicineAmerican Board of Internal Medicine (1996-2006), United States1996
Internal MedicineBronx-Lebanon Hospital Center, Albert Einstein College of Medicine, United States1988
Doctor of MedicineRamathibodi Hospital, Thailand