Abdul Kareem A. Alkazaz2R. I. A. A.-H. ,. “Inhibitor Activity of Some Coumarin Derivatives on Glycosyltransferases Produce From Streptococcus Pneumoniae P 3”. Iraqi Journal of Biotechnology, Vol. 18, no. 2, Sept. 2019, https://www.jige.uobaghdad.edu.iq/index.php/IJB/article/view/344.