TI  - EFFECT OF THE AIR GAP BETWEEN THE PATIENT AND BOLUS TO THE SURFACE DOSE AT PERPENDICULAR AND OBLIQUE ELECTRON TREATMENTS
AU  - SONGÜL Ç KARAÇAM, 
AU  - BAYRAM DEMİR, 
AU  - BASRİ GÜNHAN, 
AU  - AYŞE KOCA, 
SO  - Turk J Oncol 2002;17:127-130.
DO  -