Viriyamontchai วิทยา. 2020. “The Development of a Care Model for Patients Receiving Warfarin Drug in Pakkred Hospital, Nonthaburi Province by Using Design Thinking As a Base”. Journal of Preventive Medicine Association of Thailand 10 (1):118-31. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/242276.