Figure 2From: Mature results of a randomized trial comparing two fractionation schedules of high dose rate endoluminal brachytherapy for the treatment of endobronchial tumors Kaplan-Meier curves for local control in patients with squamous cell carcinoma treated with two fractions of 7.2 Gy (group II, broken line) or with 4 fractions of 3.8 Gy (group I, solid line) at 10 mm from the source axis (p = 0.024). Back to article page