"In Vitro Study for The Role of Saliva pH in Early Childhood Caries Prevalence (ECC) And Its Connection with Some Variables in Hama City". Journal of Hama University , [S. l.], v. 1, n. 1, 2019. Disponível em: https://hama-univ.edu.sy/ojs/index.php/huj/article/view/59. Acesso em: 25 apr. 2026.