Figure 1From: The emerging outcome of postoperative radiotherapy for stage IIIA(N2) non-small cell lung cancer patients: based on the three-dimensional conformal radiotherapy technique and institutional standard clinical target volumeComparison of (A) locoregional recurrence-free survival, (B) distant metastasis-free survival, (C) disease-free survival, and (D) overall survival rates stratified by the PORT and non-PORT groups.Back to article page