Zhang, Yan
Zhang, Xia
Li, Jie
Cai, Qian
Qiao, Zhi
Luo, Yu kun
Funding for this research was provided by:
Natural Science Foundation of Beijing, China (7194318)
National nature Science Foundation of China (81901746)
Article History
Received: 10 June 2020
Revised: 3 November 2020
Accepted: 12 November 2020
First Online: 7 January 2021
Compliance with ethical standards
:
: The scientific guarantor of this publication is Yu kun Luo.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was obtained from all subjects (patients) in this study.
: Institutional Review Board approval was obtained.
: • prospective• randomised controlled trial• performed at one institution