Birling, Yoann
Wang, Jian http://orcid.org/0000-0001-7285-8848
Li, Guixia
Wu, Enlai
Yu, Zhidan
Feng, Yunshu
Wu, Yuting
Funding for this research was provided by:
Beijing Municipal Commission of Science and Technology (Z121107001012034)
Guang’an men Hospital (2016S358)
Article History
First Online: 13 March 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: This study was approved by Guang’an Men hospital ethical board. All procedures performed involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all the individual participants included in the study.