Meng, Yichen
Ma, Jun
Shu, Lun
Yin, Jia
Gao, Rui
Wang, Ce
Zhou, Xuhui http://orcid.org/0000-0002-8026-5468
Article History
Received: 5 April 2019
Accepted: 8 January 2020
First Online: 14 January 2020
Ethics approval and consent to participate
: The institutional ethics committee of Shanghai Changzheng hospital approved the study (2017S226) and stated that there are no ethical or legal concerns regarding this study. The study was conducted in accordance with the Declaration of Helsinki. All patients provided written informed consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interest.