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) Transverse and (b) sagittal planes of the module used for uniformity analysis of a cone‐beam computed tomography acquired using the Head technique and with the presence of a central dark artifact. (c) An HU line profile across the center of the transverse plane.
