An official website of the United States government
Here's how you know
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.
Problem where slow breathing induced artefacts masking large tumor movement. On the top left, in-vivo software results. On the bottom right, sagittal and frontal view of the planning CT.