Werunat M, Moolsart S, Tipkanjanaraykha K. The Effectiveness of a Health Literacy Development Program in Coronavirus 2019 Prevention for Older Adults with Diabetes Mellitus in Phra Nakhon Si Ayutthaya Province. J Royal Thai Army Nurses [internet]. 2023 Jan. 2 [cited 2025 Dec. 6];23(3):447-56. available from: https://he01.tci-thaijo.org/index.php/JRTAN/article/view/256449