Hinsheranan, Arunee, Phechnoy Singchungchai, and Patcharaporn Aree. 2021. “Unit Cost and Perceptions of Nursing Competency Development in a Private Hospital”. NU Journal of Nursing and Health Sciences 15 (2):120-35. https://he01.tci-thaijo.org/index.php/NurseNu/article/view/250912.