Platelet‐Rich Fibrin Combined With a Porous Hydroxyapatite Graft for the Treatment of 3‐Wall Intrabony Defects in Chronic Periodontitis: A Randomized Controlled Clinical Trial

Treatment of IBD with PRF results in significant improvements of clinical parameters compared to baseline. When added to PRF, HA increases the regenerative effects observed with PRF in the treatment of 3-wall IBDs.