1. School of Physical Therapy, Faculty of Associated Medical Sciences, Khon Kaen University: 123 Mittraphap Rd, Muang District, Khon Kaen 40002, Thailand
2. Research Center in Back, Neck, Other Joint Pain and Human Performance, Khon Kaen University, Thailand
3. Human Movement Sciences, School of Physical Therapy, Faculty of Associated Medical Sciences, Khon Kaen University, Thailand
4. International Centre for Allied Health Evidence, School of Health Sciences, University of South Australia, Australia