pharmacy, being a profession which its activities are directly related to the health and wellbeing of the people and soci­ety has been described an ethical profession from earliest time. in the recent decades there has been a shift in the phar­macist role from dispensing to relationship with patients and health care providers and interfere the therapeutic process. other branches of pharmacy suc...

background: the monte carlo method is the most accurate method for simulation of radiation therapy equipment. the linear accelerators are currently the most widely used machines in radiation therapy centers. methods: in this work, a monte carlo modelling of the siemens oncor linear accelerator in 6 mv and 18 mv beams was performed. the results of simulation were validated by measurements in wat...