Wang, Lifeng
Zhou, Wei
Wang, Kaiwen
He, Shuangjun
Chen, Yi
Funding for this research was provided by:
Health and Family Planning Commission of Shanghai Province (201640142)
Article History
Received: 6 January 2020
Accepted: 20 March 2020
First Online: 16 April 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Shanghai Jiaotong University School of Medicine, Renji Hospital Ethics Committee (NO. 2016-109 k) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. All of the patients provided written informed consent.
: Not applicable.
: All of the authors report no conflict of interest.