1. Ali, G. Leila, M. J, Esmail, Z. & Azizallah, D. (2013) Application of WHOQOL-BREF in Measuring Quality of Life in Health-Care Staff. U.S. National Library of Medicine National Institute of Health. 4(7): 809-817
2. Doi, Y. (2004) Introduction-Conceptual Issues on Quality of Life (QOL) and Importance of QOL Research, Journal of the National Institute of Public Health. 53(3): 176-180
3. Duang, K. (2013) Key Factors Affecting the Quality of Life in Maptaphut, Rayong Province, Journal of Environmental Management. 9 (2):65-88
4. Fukumoto, Y. (2005) What is Quality of Life? – Assessment of QOL and Well-being-, Kyushu University of Health and Welfare. 1: 37-45
5. Ishizaki, Y. & Nakane, Y. (2004) A Survey of Patients with Mental Disorder and Their Caregivers Using the World Health Organization Quality of Life Instrument. Acta medica Nagasakiensia. 49(4): 143-147
6. Maeda, N. (2009) QOL (Quality of Life) Kenkyu no Choryu to Tenbou (in Japaese). Nissei Research Institute. Retried from https://www.nli-research.co.jp/files/topics/38482_ext _18_0.pdf?site=nli
7. Masumoto, T. (2001) Kenkoseiseiron ni motozuku chiikijyumin no kenkojittai. (in Japanese). Ritsumeikan review of industrial society. 36(4): 53-73
8. Nagasawa, M. (2005) A Conceptualization of Quality of Life in Social Work, Ryukoku University the bulletin of the Graduate School. Sociology, Social Welfare. 13: 93-100
9. Nakane, Y. Tazaki, M. & Miyaoka, E. (1999) WHOQOL: -BREF Survey of General Population. Iryo to Shakai. 9(1): 123-131
10. Ohtubo, H. (1996) The Quality of Life Concept. Journal of Business Administration, Toyo University. 42: 165-182
11. Saroch, Y. & Suchitra, S. (2015) A Relationship between Health Locus of Control with Health Behavior and the Quality in Life in the Elderly of the Northeastern, Journal of Sports Science and Health. 16(2): 73-86
12. Supaporn, T. Juturaporn, S. Yuratchar, P. Thitima, S. Jantarut, K. & Supapun, J. (2013) Quality of Life of Medical Residents in Songklanagarind Hospital, Songkla Medical Journal. 31(6): 281-286
13. Tazaki, M. and Nakane, Y. (1998) Kenkokanren “Seikatunoshitus” hyokatositeno WHOQOL. (in Japanese) Kodo Keiryou (The Japanese Journal of Behaviormetrics) 25(2): 76-80
14. The World Health Organization. (2002). Quality of life indicators of the World Health Organization, Thai version of the abbreviation WHOQOL-BREF-THAI. Retrieved from https://www.dmh.go.th/test/download/files/whoqol.pdf
15. The World Health Organization. (2004) Quality of Life (WHOQOL) –BREF. Retrieved from https://www.who.int/substance_abuse/research_tools/en/english_whoqol.pdf Vanessa D, F. (2015) Special Issue: Successful Aging, The Gerontologist. 55 (1): 144-153