N. . M. Kazem and M. S. Mahmood, “Assessment of serum Interleukin-1β and its correlation with periodontal health status during pregnancy”, J Bagh Coll Dent, vol. 26, no. 2, pp. 111–115, Jun. 2014, Accessed: May 06, 2024. [Online]. Available: https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/459