TI - BOLUS MATERIAL WHICH CAN BE USED IN HIGH ENERGY CO-60 PHOTON BEAMS AU - NİNA TUNÇEL, AU - MÜNİR KIRAY, AU - AYŞE NUR DEMİRAL, AU - EMİN DARENDELİLER, AU - ALPAR DADAŞBİLGE, AU - NAZMİ OĞUZ, AU - MUSA ALTUN, SO - Turk J Oncol 2001;16:021-026. DO -