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.
Degree of coronary artery disease (% stenosis) and coronary computed tomography angiography-derived fractional flow reserve positive/negative ratio stratified by coronary artery territory: (A) left anterior descending; (B) left circumflex, and (C) right coronary artery.
