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Authors
Ni, Wenjie
Yang, Jinsong
Deng, Wei
Xiao, Zefen https://orcid.org/0000-0003-0503-6814
Zhou, Zongmei
Zhang, Hongxing
Chen, Dongfu
Feng, Qinfu
Liang, Jun
Lv, Jima
Wang, Xiaozhen
Wang, Xin
Zhang, Tao
Bi, Nan
Deng, Lei
Wang, Wenqing
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Funding
Funding for this research was provided by:
Capital Fund for Health Improvement and Research (2016-2-4021)
Beijing Hope Run Special Fund of Cancer Foundation of China (LC2016L04)
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Article History
Received: 30 August 2019
Accepted: 11 February 2020
First Online: 22 February 2020
Ethics approval and consent to participate
: Institutional review board approval was obtained for the retrospective study from the ethical committee of the Chinese Academy of Medical Sciences. Written informed consent is obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
