Huang, Silin
Ren, Yutang
Peng, Wei
Gao, Qiaoping
Peng, Yan
Gong, Wei
Tang, Xiaowei
Funding for this research was provided by:
Doctoral Research Start-up Funding Project of Affiliated Hospital of Southwest Medical University (16229)
Beijing Municipal Administration of Hospitals’ Youth Program (QML20160903)
Medical Science and Technology Plan Projects of Zhejiang Province (2017196257)
Article History
Received: 11 September 2019
Accepted: 14 April 2020
First Online: 2 May 2020
Compliance with ethical standards
:
: This retrospective review was approved by the Institutional Review Board (NFEC-2016-186). All research was performed in accordance with the Declaration of Helsinki (BMJ 1991; 302: 1994).
: We declared that no conflicts of interest or financial ties to disclose.
: All subjects gave written consent.