cobalt beam therapy

[Objective]To investigate the ~(60)Co machines application situation,to find the questions in machines application,we want to provide the scientific evidence for health management department who strengthen management on radiation equipment assignment and application.

[目的]了解山东省60钴γ射线治疗机(60钴治疗机)的应用现况与应用中存在的问题,为卫生行政部门加强放射治疗设备配置与应用管理提供科学依据。