รัตนพรหม พนิดา, ศรีสุจริต ดวงหทัย, and ธัญญผล สิริวรรณ. “Clinical Risk Manangement for Maternal Safety During Intrapartum”. Journal of Nurses Association of Thailand Northern Office 25, no. 2 (December 1, 2019): 88–99. Accessed April 25, 2024. https://he01.tci-thaijo.org/index.php/jnorthnurse/article/view/233291.