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Summary of phantoms generated and used in this study. Versions of the regularly breathing SBRT phantom and the regularly breathing conventional phantom were produced both with and without mass conservation, while the irregularly breathing phantom was only generated in a mass conserving version.
| Phantom set | Lesion diameter (cm) | Number of time steps | Time per step | Tumor motion type |
|---|---|---|---|---|
| SBRT | 2 | 24 | 200 ms | Regular |
| Conventional | 6 | 24 | 200 ms | Regular |
| Irregular | 2 | 67 | 1 s | Patient |
