Harutaithaworn, Ratchanok, Mukda Nuysri, and Warinee Iemsawasdikul. 2020. “Effects of a Foot Care Program for Risk Foot Ulcer of Type 2 Diabetes Mellitus Patients at Samrong Thap District, Surin Province”. Thai Journal of Nursing 69 (4):21-30. https://he02.tci-thaijo.org/index.php/TJN/article/view/244671.