Al-Souz, Ban T, and Wesal A Al-Obaidi. 2015. “Salivary Antioxidants in Relation to Dental Caries Among a Group of Lead-Acid Batteries Factory Workers”. Journal of Baghdad College of Dentistry 27 (1): 159-63. https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/652.