New Tetra-dentate Schiff Base Ligand N2O2 and Its Complexes with Some of Metal Ions: Preparation, Identification, and Studying Their Enzymatic and Biological Activities. Baghdad Sci.J [Internet]. 2022 Feb. 1 [cited 2025 Feb. 22];19(1):0155. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/5952