Fig. 3
From: Bioactive–hybrid–zirconia implant surface for enhancing osseointegration: an in vivo study
a Stained histomorphometric section demonstrating bone implant contact of uncoated zirconia implant. b Stained histomorphometric section demonstrating bone implant contact of HA–hybrid–zirconia surface. c Stained histomorphometric section demonstrating bone implant contact of PRP–hybrid–zirconia surface