Dumkoengtham , S., Nantsupawat , A., & Thungjaroenkul , P. . . . . . . . . (2020). The Study of Time Spent on Nursing Activities in Anesthesia Unit, Phrae Hospital. Nursing Journal CMU, 47(4), 347–359. Retrieved from https://he02.tci-thaijo.org/index.php/cmunursing/article/view/247962