Figure 2.
Two different locations are shown for the 2 cm tumor with the lowest contrast ratio of 1: (a) close to the edge of the liver and (b) close to the center of the liver.
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.