Fig. 2From: Prognostic value and predictive threshold of tumor volume for patients with locally advanced nasopharyngeal carcinoma receiving intensity-modulated radiotherapyBox plot of GTV-P in patients with locally advanced NPC. a GTV-P of patients with T3 and T4 tumors. The 7th American Joint Committee on Cancer (AJCC) staging system was used for T classification. b GTV-P of patients with different survival statusesBack to article page