กรมอนามัย ก. Volume 11 Number 1-2 January - December 2006. Thai Dental Public Health Journal, Bangkok, Thailand, v. 11, n. 1-2, p. 1–64, 2006. Disponível em: https://he02.tci-thaijo.org/index.php/ThDPHJo/article/view/212827. Acesso em: 2 jun. 2024.