1. Department of Biochemistry, Faculty of Science, Khon Kaen University, Khon Kaen, Thailand
2. Department of Medicine, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand
3. Department of Clinical Chemistry, Faculty of Associated Medical Sciences, Khon Kaen University, Khon Kaen, Thailand
4. Diagnostic Clinical Microscopy Unit, Medicine, Srinagarind Hospital, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand
5. Institute of Molecular Biosciences, Mahidol University, Nakhon Pathom, Thailand