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) Transverse ultrasound images of an H22 tumour (arrow) obtained at peak enhancement after contrast agent injection. (b) Representative example of placement of a region of interest (ROI) (green line) drawn along the perimeter of each tumour and free from non-enhanced area. The region of blue line is a delimitative region used for motion compensation.
