Sun, Qing
Fan, Wenliang
Liu, Yuan
Zou, Yan
Wiseman, Natalie
Kou, Zhifeng
Han, Ping
Funding for this research was provided by:
National Natural Science Foundation of China (81371661, 81701673)
Article History
First Online: 11 September 2019
Compliance with ethical standards
:
: All authors, including Qing Sun, Wenliang Fan, Yuan Liu, Yan Zou, Natalie Wiseman, Ping Han, and Zhifeng Kou, declared no conflict of interest.
: All procedures performed in studies involving human subjects were in conformity to the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. After completion of the data collection, all subjects’ personal identification information was completely removed before any analysis. Therefore, only de-identified data were analyzed for this report. All participating authors in this manuscript accessed only de-identified data.
: Informed consent was obtained from all individual subjects included in this study.