Du, Xinwei
Chen, Hao
Song, Xiaoqi
Wang, Shunmin
Hao, Zedong
Yin, Lifeng
Lu, Zhaohui
Funding for this research was provided by:
School of Medicine, Shanghai Jiao Tong University (YG2015QN23)
Article History
Received: 11 June 2019
Accepted: 11 February 2020
First Online: 24 February 2020
Ethics approval and consent to participate
: Our retrospective study is in accordance with the ethical principles of the “Declaration of Helsinki” and the “International Ethical Guidelines for Biomedical Research Involving Human Subjects” enforced by the Council for International Organizations of Medical Science. Therefore, the ethical committee of the hospital decided to exempt the study from informed consent.
: Not applicable.
: The authors declare that they have no competing interests.