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Table 1 Sequence parameters

From: Repeatability and reproducibility of cerebral 23Na imaging in healthy subjects

  T1w MP-RAGE 3D-DPR-GRE 23Na
TR (msec) 1630 120
TE (msec) 3.4 0.2
Projections NA 17,000
Samples/projection NA 369
Radial fraction p NA 0.20
Bandwidth 179 NA
Readout time (msec) NA 20
Inversion time (msec) 900 NA
Flip angle (°) 9 87
Spatial resolution (mm3) 1 × 1 × 1 3.6 × 3.6 × 3.6
Field of view (mm2) 256 × 256 NA
Sections 160 NA
b-value NA NA
  1. Note: NA not applicable, TR repetition time, TE echo time, MP-RAGE = magnetization-prepared rapid acquisition gradient-echo, 3D-DPR-GRE 3D-density adapted radial gradient echo