Characterization of Cardiac- and Respiratory-driven Cerebrospinal Fluid Motions Using a Correlation Mapping Technique Based on Asynchronous Two-dimensional Phase Contrast MR Imaging

. 2021 Feb 5;20(4):385–395. doi: 10.2463/mrms.mp.2020-0085

D_{d i a / i n h} = \frac{1}{N} \sum_{n = 1}^{N} {(\sum_{m = 1}^{M_{d i a / i n h}} | v (m \cdot Δ t) | Δ t)}_{n}

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