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 plot of the number of sorted apertures. The number of sorted apertures and the number of unsorted apertures for each clinical dataset after the “Aperture Sorting” method was used. It was unsuccessful at bringing Dmax below the assigned dose limit for dataset #7 and attempted to sort every aperture; the five unsorted apertures contributed equally to both breathing phases.
