1. Department of Clinical Chemistry
2. Faculty of Medical Technology
3. Mahidol University
4. Nakhon Pathom 73170
5. Thailand
6. Thai Microelectronic Center (TMEC)
7. National Science and Technology Development Agency
8. Chachoengsao 24000
9. Division of Clinical Microbiology
10. Department of Medical Technology
11. Faculty of Associated Medical Sciences
12. Chiang Mai University
13. Chiang Mai 50200
14. Division of Clinical Immunology
15. Department of Biomedical Engineering
16. Faculty of Engineering