1.
Mahmood A, Ibrahim L. Effect of the examination stress on periodontal health status and salivary IL-1? among Iraqi dental students. J Bagh Coll Dent [Internet]. 1 [cited 27Nov.2019];25(4):72-8. Available from: http://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/173