التوعية
2007
Allergy and Clinical ImmunologyThai Medical Council, Thailand2006
Internal MedicineThai Medical Council, Thailand2000
Allergy and ImmunologyMayo Graduate School of Medicine, United States1999
Allergy and Clinical ImmunologyAmerican Board of Allergy and Immunology (1999-2009), United States1995
Critical Care MedicineAmerican Board of Internal Medicine (1995-2005), United States1994
Pulmonary Medicine and Pulmonary Critical CareAmerican Board of Internal Medicine (1994-2004), United States1994
Critical Care MedicineUniversity of Maryland, United States1993
Pulmonary DiseaseState University of New York, United States1991
Internal MedicineAmerican Board of Internal Medicine (1991-2001), United States1991
Pulmonary MedicineState University of New York, United States1990
Internal MedicineState University of New York, United States1986
Doctor of MedicineHahnemann Medical College, United States