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| 2019, Vol. 28(1): 52-56 DOI: 10.3760/cma.j.issn.1004-4221.2019.01.011 | ||
| A method of describing the characteristics of flattening filter-free photon beam | ||
| Fu Guishan, Wang qian, Chen Jiayun, Zhang Ke, Yan Lingling, Dai Jianrong | ||
| Department of Radiation Oncology,National Cancer Center/Cancer Hospital,Chinese Academy of Medical Sciences,Peking Union Medical College,Beijing 100021,China; | ||
| Received 2017-07-25 Revised null | ||
| Supporting info | ||
| null | ||
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