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Authors
Li, Kai
Sun, Jian
Wei, Xuedong
Wu, Guang
Wang, Fei
Fan, Caibin https://orcid.org/0000-0003-1050-0925
Yuan, Hexing
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Funding
Funding for this research was provided by:
Young Medical Talent Program of Jiangsu Province (QNRC2016739)
Science and Technology Development Program of Suzhou (SYS201601, SYS2018045)
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Article History
Received: 26 January 2019
Accepted: 14 May 2019
First Online: 21 May 2019
Ethics approval and consent to participate
: For the cohorts, all data were extracted from the Surveillance, Epidemiology, and End Results (SEER) database. SEER is supported by the) in NCI’s Division of Cancer Control and Population Sciences (DCCPS). The institutional review board approval was not required for the SEER program of the National Cancer Institute as it utilizes the de-identified public-use 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.
