TY - JOUR TI - Evaluation of the dose distribution of half-beam abutted fields in head and neck cancer by film dosimeter and computer based planning system AU - KÖYLÜ, M. AU - YALMAN, D. AU - OLACAK, N. AU - OLACAK, İ. AU - ARAS, A. JO - Turk J Oncol PY - 2013 VL - 28 SP - 016 EP - 022 DO - ER -