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.
(Left panel) Gastroesophageal junction CNR for seven patients, in order of decreasing difference in CNR between gated and standard CBCT. Inset shows example regions used for calculating CNR (G - GE junction, B - background). (Right panel) NCC for same patients.
