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4 observers
5 patients
4 contours (pre- and postimplant cavity + CTV)
no visibility score
no guidelines
4 observers
4 patients
4 contours (pre- and postimplant cavity + CTV)
4 visibility scores
(CVS2, CVS3, CVS4, CVS5)
simplified rules for contouring
Phase 1
Phase 2
GEC-ESTRO BCWG contouring study