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.
Images produced from adopting intensity variance method and Doppler method at baseline and post-occlusion with different time intervals. (a-f) Comparison of the blood flow velocities between baseline and post-occlusion at different vessel locations. The color bars represent the axial velocity range of the PRCD method.
