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.
Assessment of clinical application value of three-dimensional time-of-flight magnetic resonance angiography combined with high resolution T2-weighted imaging. A: Likelihood ratio scatter plot; B: Fagan nomogram shows the post-test probability.
