Trongtokit, Chayanuch, Orn-anong Wichaikhum, and Kulwadee Abhicharttibutra. “Situation Analysis of Nursing Supervision Among Unoff icial-Time Nurse Supervisors, Operating Room, Buddhachinaraj Phitsanulok Hospital”. Nursing Journal CMU 47, no. 4 (December 8, 2020): 252–265. accessed September 19, 2026. https://he02.tci-thaijo.org/index.php/cmunursing/article/view/247953.