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Detection of EGFR variants
| EGFR variants | Crohn's disease (n=32) (%) | Ulcerative colitis (n=32) (%) | Colorectal carcinoma before therapy (n=34) (%) | Colorectal carcinoma after therapy (n=29) (%) |
|---|---|---|---|---|
| EX12_14del | 3 (9) | 1 (3) | 3 (9) | – |
| EX12_15del | – | – | 1 (3) | – |
