Postoperative radiotherapy in the management of resected non-small-cell lung carcinoma: 10 years' experience in a single institute: in regard to Karakoyun-Celik et Al. (Int J Radiat Oncol Biol Phys 2010;76:433-439) - Kocak Z; Marks LB (International Journal of Radiation Oncology, Biology, Physics, 2010)