A. F. H. . Al-Saeed and A. T. Mohammed, “Oral health status in relation to selected salivary elements among a group of gasoline stations workers”, J Bagh Coll Dent, vol. 25, no. 3, pp. 125–129, Mar. 2013, Accessed: May 03, 2024. [Online]. Available: https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/270