Yao, Yuanyuan
Li, Jun
Wang, Mingcang
Chen, Zhonghua
Wang, Weixing
Lei, Lipei
Huang, Changshun
Yao, Ming
Yuan, Guihua
Yan, Min http://orcid.org/0000-0001-7410-5209
Article History
Received: 19 December 2017
Accepted: 31 October 2018
First Online: 14 November 2018
Ethics approval and consent to participate
: This retrospective study was approved by the Ethics Review Committee at the Second Affiliated Hospital of Zhejiang University, with patient consent waived.
: Not applicable.
: The authors declare that they have no competing interests.
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