WONGPRASET, P. . A Study to Develop an Operating Model for the Primary Care Service System in Urban Areas of Samut Prakan Province. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 3, n. 6, p. 561–576, 2023. DOI: 10.60027/iarj.2023.272477. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/272477. Acesso em: 7 dec. 2025.