Fig. 1From: Efficacy and safety of FDG-PET for determining target volume during intensity-modulated radiotherapy for head and neck cancer involving the oral levelLocal control rate (a), overall survival rate (b), and progression-free survival rate (c) following IMRT for target volume by PET-CT. White quadrangle; number of patients 10 (N = 10), gray quadrangle; number of patients 8 (N = 8)Back to article page