Background: Autologous platelet concentrate (APC)/platelet-rich fibrin (PRF) of second and third generations has increased use in periodontics to optimize wound healing. Few systematic reviews (SRs) have reported improved clinical outcomes. while other studies reported significantly better results for the connective tissue graft (CTG). There is still unclear clinical evidence about AP... https://shopredoners.shop/product-category/black-90s-jean/