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Authors
Sun, Hang
Ding, Hongxin
Wang, Jianjun
Zhang, Emma
Fang, Yihua
Li, Zhenhua
Yu, Xiao
Wang, Chongren
Zhao, Yifan
Chen, Kan
Wen, Siwan
Li, Liang
Shan, Shan
Hong, Liu
Chen, Face
Su, Pu
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Funding
Funding for this research was provided by:
Program for Outstanding Medical Academic Leader, Central University Cross Fund and Chinese Medical Association Fund (22120170145)
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Article History
Received: 3 September 2018
Accepted: 11 April 2019
First Online: 30 April 2019
Ethics approval and consent to participate
: The data used in this study were based on Surveillance, Epidemiology and End Results (SEER) Database, provided by National Cancer Institute of United Sates. Protocols used in this database were approved by the Ethics Committee of National Cancer Institute’s Surveillance, Epidemiology and End Results (SEER) Database.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
