Boonchoo, D., W. Somboontanont, V. Thongcharoen, and D. Wattanakitkrileart. “THE RELATIONSHIPS BETWEEN AGE, CAREGIVING BURDEN, SOCIAL SUPPORT, AND ADAPTATION OF CAREGIVERS OF OLDER PERSONS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE”. Journal of Research in Nursing-Midwifery and Health Sciences, vol. 35, no. 2, Aug. 2015, pp. 61-78, https://he02.tci-thaijo.org/index.php/nur-psu/article/view/38682.