Juwa, S., R. Wongwat, and A. Manoton. “The Effectiveness of the Health Behavior Change Program With 7 Colors Ball Tool on Knowledge, Health Belief and Behavior Related to the Prevention and Control of Hypertension and Diabetes Mellitus, in Maeka Sub-District, Muang District, Phayao Province”. Journal of Research in Nursing-Midwifery and Health Sciences, vol. 39, no. 2, June 2019, pp. 127-41, https://he02.tci-thaijo.org/index.php/nur-psu/article/view/199808.