1 Anhui Province Key Laboratory of Medical Physics and Technology/Center of Medical Physics and Technology, Hefei Institutes of Physical Sciences, Chinese Academy of Sciences, Hefei, Anhui, China.
2 University of Science and Technology of China, Hefei, Anhui, China.
3 Department of Physics, City University of Hong Kong, Tat Chee Avenue, Kowloon Tong, Hong Kong.
4 State Key Laboratory in Marine Pollution, City University of Hong Kong, Tat Chee Avenue, Kowloon Tong, Hong Kong.
5 Clinical pathology center, The Fourth Affiliated Hospital of Anhui Medical University, Hefei, Anhui, China.
6 Anhui Province Key Laboratory of Medical Physics and Technology/Center of Medical Physics and Technology, Hefei Institutes of Physical Sciences, Chinese Academy of Sciences, Hefei, Anhui, China. hanw@hfcas.ac.cn.
7 Collaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions and School for Radiological and Interdisciplinary Sciences (RAD-X), Soochow University, Suzhou, Jiangsu, China. hanw@hfcas.ac.cn.