FIG. 1.
A phantom used for daily water calibrations of the scanner. The water-filled, 20 cm diameter section of this phantom was used. The cantilevered design ensures no table attenuation is present in the scan plane.
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.