Tajai, Preechaya, Aphirujee Intawong, Teetat Bainiam, Yupin Nampoonsak, and Atit chanta. 2020. “Warfarin Toxicity: Causes and Management in Pasang Hospital, Lamphun Province, Thailand”. Thai Journal of Toxicology 35 (1):9-21. https://li01.tci-thaijo.org/index.php/ThaiJToxicol/article/view/245020.