An official website of the United States government
Here's how you know
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.
Maximum difference ΔT in local activation time between the epicardial and endocardial surfaces (anisotropic difference), and between the endocardial surfaces of the anisotropic and isotropic cases (endocardium difference).