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.
3D micro-CT images. (A) The region of interest (ROI; white-filled area) is IRAB of M1, horizontal view. (B) ROI is the PDL space. Upper panel, horizontal view; lower panel, sagittal view, Abbreviations: M, mesial; D, distal; B, buccal; L, lingual; DR, dental root; PDL, periodontal ligament.
