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) Comparison between TPS calculated and measured relative dose for the chair test field in a direction perpendicular to leaf movements. Differences in the low‐dose region increase up to 5%. (b), (c), (d) Profile comparisons in the direction of leaf movement. Dose differences increase up to 5%.
