التوعية
2009
GastroenterologyThai Medical Council, Thailand2009
Internal MedicineThai Medical Council, Thailand2008
GastroenterologyAmerican Board of Internal Medicine (2008-2018), United States2007
GastroenterologyUniversity of British Columbia, Canada2006
Internal MedicineUniversity of British Columbia, Canada2005
Internal MedicineAmerican Board of Internal Medicine (2005-2015), United States1997
Doctor of MedicineChulalongkorn University, Thailand
