Fig. 1From: Interobserver variability in organ at risk delineation in head and neck cancerOverall mean surface distance. The boxplot shows better agreement with the reference contour when the ICG from Brouwer et al. are used by the RO compared to other RO (p = 0.008). mm millimetre, ICG international consensus guidelines, MSD mean surface distance, RO radiation oncologistsBack to article page