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Acquisition parameters used for EPI data collection. For all acquisitions, TE = 25 ms and volume TR = 2.
| In-plane resolution (mm2) | Matrix | Slice thickness (mm)/gap | Number of slices | Readout BW (Hz/px) | Echo spacing (ms) | GRAPPA acceleration factor | Partial Fourier | |
|---|---|---|---|---|---|---|---|---|
| Acq1 | 1.1 × 1.1 | 192 × 192 | 1.8/0 | 31 | 1530 | 0.76 | 3 | 7/8 |
| Acq2 | 2 × 2 | 106 × 106 | 2/0 | 31 | 2245 | 0.51 | – | 6/8 |
| Acq3 | 3 × 3 | 64 × 64 | 2/1 | 40 | 2298 | 0.5 | – | – |
