Ding, Yuqin
Tan, Qinxuan
Mao, Wei
Dai, Chenchen
Hu, Xiaoyi
Hou, Jun
Zeng, Mengsu
Zhou, Jianjun http://orcid.org/0000-0003-4175-0513
Funding for this research was provided by:
Zhongshan Hospital (Educational Specialist Training Fund (No.002))
Article History
Received: 13 December 2018
Revised: 8 March 2019
Accepted: 16 April 2019
First Online: 3 June 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Jianjun Zhou.
: 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 waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• cross-sectional study/diagnostic study• performed at one institution