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Assessment of responses (UICC)
| Complete response (CR) | No measurable disease |
| Partial response (PR) | Reduction of at least 50% in maximal dimension |
| Objective response (OR) | CR or PR |
| Stable disease (SD) | No change |
| Progressive disease (PD) | Increase of at least 25% in maximal dimension, or new disease |
| Clinical benefit (CB) | OR + SD at or beyond 6 months |
| U/A | Unassessable |
