1. ASEAN Institute for Health Development, Mahidol University, Salaya, Phutthamonthon, Nakhon Pathom, Thailand
2. Department of Research Administration and Development, University of Limpopo, Turfloop, South Africa
3. Department of Psychology, University of the Free State, Bloemfontein, South Africa
4. College of Medical and Health Science, Asia University, Taichung, Taiwan