Funding for this research was provided by:
National Natural Science Foundation of China (81502089)
Natural Science Foundation of Jiangsu Province (BK20151024, BK20151582)
Fund of the priority Academic Program Development of Jiangsu Higher Education Institution (JX1023-1801)
Training Program of Medical talents of Jiangsu Province (QNRC2016589)
Received: 18 March 2018
Accepted: 30 July 2018
First Online: 16 August 2018
Ethics approval and consent to participate
: All patient samples and clinical data using were approved by the Ethics Committee of the First Affiliated Hospital of Nanjing Medical University (2016-SRFA-011). The ethics committee did not require additional informed consent to be obtained for this retrospective study.
: Not applicable.
: None declared.
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