Fang, Li
Wu, Jining
Luo, Jing
Wen, Ping
Xiong, Mingxia
Cao, Jinlong
Chen, Xiaolan
Yang, Junwei
Funding for this research was provided by:
National Natural Science Foundation of China (31400980)
Natural Science Foundation of Jiangsu Province (BK2014014)
Article History
Received: 17 August 2017
Accepted: 28 May 2018
First Online: 15 June 2018
Ethics approval and consent to participate
: Since this study was a retrospective one using clinical data, and it did not involve further invasive intervention, treatment, or costs to patients, the study received a consent exemption and it was approved by the ethics committee of Nanjing Medical University. The patient’s record was de-identified and analyzed anonymously. This study was performed in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. There was no commercial sponsorship.
: The authors declare that they have no competing interests.
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