يوسف تهامة, and اسماعيل أحمد. 2022. “Clinical Study to Evaluate the Efficacy of Platelet Rich Fibrin in Reconstruction of the Interdental Papilla”. Tishreen University Journal -Medical Sciences Series 43 (6):411-21. https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/11566.