Figure 27. End-Expiration Respiratory Gated Threshold Scheme. The scan is set in a way that data is accepted if acquisition occurs when respiration falls below a threshold line [29]

From

Shifting Paradigm from Conventional 2D to 3D-Delayed Gadolinium Enhancement Whole Heart MRI: Implications, Technical Aspects, Applications & Planning

Bourne S., Rivard A., Schieman K., Sherif A.

American Journal of Cardiovascular Disease Research. 2022, 8(1), 1-28