“‘In Vitro Study for The Role of Saliva pH in Early Childhood Caries Prevalence (ECC) And Its Connection with Some Variables in Hama City’” (2019) Journal of Hama University, 1(1). Available at: https://hama-univ.edu.sy/ojs/index.php/huj/article/view/59 (Accessed: 25 April 2026).