Dokkaew, Pratumtip, and Laddawan Daengthern. 2019. “The Effects of Improving Clinical Supervision Process Program by Coaching for Head Nurse in Phrae Hospital”. NU Journal of Nursing and Health Sciences 12 (3):60-70. https://he01.tci-thaijo.org/index.php/NurseNu/article/view/173060.