Golijanin, Ranko, Bojan Kujundžić, Zoran Milosavljević, Dragan R Milovanović, Zlatibor Andjelković, Miroslav Obrenović, and Radivoje Nikolić. 2015. “Morphometric Analysis of Collagen and Inflammatory Cells in Periodontal Disease”. Vojnosanitetski Pregled 72 (3). https://doi.org/10.2298/4098.