ឯកទេស
Preventive Medicine, Occupational Medicineការអប់រំ
2016
Preventive Medicine, Occupational MedicineChulalongkorn University, Thailand2009
Doctor of MedicineFaculty of Medicine Siriraj Hospital, Mahidol University, Thailandធ្វើការណាត់ជួប
Dr. Wittaya Pichetweerachai