Kadoum, Noor A, and Ban A Salih. “Selected Salivary Constituents, Physical Properties and Nutritional Status in Relation to Dental Caries Among 4-5 year’s Old Children (Comparative Study) ”. Journal of Baghdad College of Dentistry, vol. 26, no. 2, June 2014, pp. 150-6, https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/467.