Z. Grujić, I. Grujić, M. Bogavac, A. Nikolić, R. Mitić, and Z. Stajić, “Disturbance of oxidative balance in the first trimester of spontaneous abortions”, Vojnosanit Pregl, vol. 73, no. 11, Mar. 2017, doi: 10.2298/VSP150321123G.