1. Quality of Life Research Unit, Faculty of Medicine, Mahasarakham University, Nakornsawan Road, Tambon Talad, Muang, Mahasarakham 44000, Thailand.
2. Social Pharmacy Research Unit, Faculty of Pharmacy, Mahasarakham University, Mahasarakham, Thailand.
3. Faculty of Architecture, Urban Design and Creative Arts, Mahasarakham University, Mahasarakham, Thailand.
4. Health System Research Institute, Nonthaburi, Thailand.
5. International Health Policy Program, Ministry of Public Health, Nonthaburi, Thailand.