Pongpunna, Supawinee, Narumol Jarernsiripornkul, and Tongchai Pratipanawatr. “Attitude towards Usefulness of Patient information Leaflets among Ambulatory Patients”. Srinagarind Medical Journal 33, no. 4 (June 24, 2018): 351–358. accessed September 17, 2026. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/130300.