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Fig. 1 | Radiation Oncology

Fig. 1

From: Quality assurance of radiotherapy in the ongoing EORTC 1420 “Best of” trial for early stage oropharyngeal, supraglottic and hypopharyngeal carcinoma: results of the benchmark case procedure

Fig. 1

Graphic representation on axial, sagittal and coronal planes of interobserver variation between institutions concerning the cricopharyngeal inlet (a), cervical esophagus (b), supraglottic larynx (c), therapeutic PTV (d) and glottis (e). The reference delineation is represented in blue outline

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