Zhao, Fei
Zhen, Fu-Xi
Zhou, Yue
Huang, Chen-Jun
Yu, Yue
Li, Jun
Li, Qi-Fan
Zhu, Cheng-Xiang
Yang, Xiao-Yu
You, Shu-Hui
Wu, Qian-Ge
Qin, Xue-Yun
Liu, Yi
Chen, Liang
Wang, Wei
Funding for this research was provided by:
Natural Science Foundation of Jiangsu Province (BK20151589)
Article History
Received: 19 July 2018
Accepted: 23 April 2019
First Online: 14 May 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the amended Declaration of Helsinki. The approval of the Ethical Committee of Nanjing Medical University was obtained (project approval no. 2012-SRFA-161). The written informed consent from either the patients or their representatives was waived due to the retrospective nature of this study in accordance with the American Medical Association.
: 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.