khuansuwan, I., T. Pintapin, W. Wongtan, R. Suwanpreda, K. Nantayana, C. Thongphala, J. Sawatdee, and S. Ngnammuangpak. “A Comparison of the Perceived Spiritual Care Provided by Nursing Staff at the General Nursing Section, Maharaj Nakorn Chiang Mai Hospital”. Biomedical Sciences and Clinical Medicine, vol. 55, no. 3, July 2016, pp. 133-42, https://he01.tci-thaijo.org/index.php/CMMJ-MedCMJ/article/view/88977.