LORMPRAKHON, P. . Using lean concepts to reduce waiting time in outpatient department at Nonghong hospital. Journal of the Thai Medical Informatics Association, [S. l.], v. 7, n. 1, p. 28–34, 2022. Disponível em: https://he03.tci-thaijo.org/index.php/jtmi/article/view/126. Acesso em: 20 may. 2025.