[1]
Ban Karem and L. . M. Ibrahim, “Periodontal health status and salivary enzymes level in smokers and non-smokers (comparative, cross sectional study)”, J Bagh Coll Dent, vol. 25, no. 3, pp. 91–96, Mar. 2013, Accessed: May 02, 2024. [Online]. Available: https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/264