Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Placement of dental implants into surgically created defects. Dental implants were installed after implant osteotomy and surgical induction of standardized circumferential defect, with the size of 7 mm width and 4 mm depth. (b) All of the surgically created defects were covered with collagen barrier membranes.
