STUDY REGARDING THE POSTOPERATORY EVOLUTION IN GUIDED TISSUES REGENERATION WITH PLASMA RICH IN GROWTH FACTORS (PRGF) AND XENOGRAFT IN IMPLANT-PROSTHETIC REHABILITATION - Forna Norina; Costuleanu Marcel; Chetruş Viorica; Agop-Forna Doriana; Sălceanu Mihaela; Topoliceanu Claudiu; Cârlan Delia; Morhan Sebastian; Neagu Ciobanu; Lazaruc Dana (Romanian Journal of Medical and Dental Education, 2019)