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Utilized PET-CT scanners and image reconstruction parameters.
| PET-CT scanner | Number | Voxel size (mm) | Reconstruction algorithm |
|---|---|---|---|
| Siemens Biograph 40 | 13 | 3.394 × 3.394 × 2.025 | 2D OSEM, 4 iterations, |
| 2 | 3.394 × 3.394 × 5.000 | 8 subsets and a 7 mm Gaussian filter | |
| Siemens Biograph Duo | 1 | 3.432 × 3.432 × 3.375 | 2D OSEM, 2 iterations, |
| 43 | 3.538 × 3.538 × 3.375 | 8 subsets and a 5 mm Gaussian filter | |
| GE Medical Systems Discovery LS | 1 | 4.297 × 4.297 × 4.250 | 2D OSEM, 2 iterations, 28 subsets |
