Thetay A, Kumar S, Irfan M, Lund R, Desai K, Hirani T, Sevak J. A randomized comparative study of platelet-rich fibrin along with hydroxyapatite graft for the treatment of 3-walled defects in chronic periodontitis. Medicine and Pharmacy Reports [Internet]. 24Sep.2021 [cited 20Oct.2021];. Available from: https://medpharmareports.com/index.php/mpr/article/view/1923