1. Centre for Research and Development in Medical Diagnostic Laboratory 2, Faculty of Associated Medical Sciences, Khon Kaen University, Khon Kaen, Thailand
2. Research and Diagnostic Center for Emerging Infectious Diseases, Department of Clinical Microbiology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand
3. Clinical Microbiology Unit, Srinagarind Hospital, Khon Kaen University, Khon Kaen, Thailand
4. Faculty of Medical Technology, Mahidol University, Bangkok, Thailand
5. Department of Infection Control Science, Graduate School of Medicine, Juntendo University, Tokyo, Japan
6. Department of Bacteriology, Graduate School of Medicine, Juntendo University, Tokyo, Japan