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Authors
Du, Zhong-Li
Wang, Yang
Wang, Ding-Yuan
Zhang, Li
Bian, Zhi-Min
Deng, Ying
Xu, Cheng-Shan
Lin, Dong-Cai
Xie, Li
Jia, Yao
Gao, Ji-Dong
Zhang, Bai-Lin https://orcid.org/0000-0003-2759-7727
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Funding
Funding for this research was provided by:
Research Projects of Beijing Hospital (BJ-2015-103)
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Article History
Received: 30 March 2020
Accepted: 25 June 2020
First Online: 17 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The Data Use Agreement for the SEER 1973–2016 Research Data File was completed. All procedures performed in this study involving human participants were performed in accordance with the ethical standards of the institutional research committees.
: Informed consent was obtained from all individual participants included in the SEER research.
