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) Pulse sequence diagram. After the detection of R wave, a trigger delay (TD) of about 60% of the cardiac interval was used before the excitation pulse. (b) The variable density undersampling pattern for compressed sensing acquisition of 10 echoes with an acceleration factor of 2. Each black dot represents a sampled k-space line in the readout direction (kx).
