Sunanta พ., Aree พ. . ., and Singchungchai เ. . . “Effects of the Peer Coaching Program on the Competence of Professional Nurses at Private Hospitals”. Journal of Nursing and Health Sciences, vol. 15, no. 3, Dec. 2021, pp. 98-111, https://he01.tci-thaijo.org/index.php/NurseNu/article/view/251656.