Al –Zahawi, D. S. M. and Al-Refai, D. A. S. (2018) “The Relationship Between Calcium, Magnesium And Inorganic Phosphate of Human Mixed Saliva And Dental Caries”, Mustansiria Dental Journal, 4(2), pp. 156–161. doi: 10.32828/mdj.v4i2.598.