Figure 3.
Defect angle was calculated by two lines — one representing the root surface (A1D1) and the other, the bone defect surface (B1D1)
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.