Zhang, Caiyun
Zhu, Minhui
Chen, Donghui
Chen, Shicai
Zheng, Hongliang http://orcid.org/0000-0003-2481-9347
Funding for this research was provided by:
National Natural Science Foundation of China (81502361)
Article History
Received: 16 December 2017
Accepted: 22 March 2018
First Online: 2 April 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: The study was approved the ethical standards of the institutional research committee and conducted in accordance to the principles of the Declaration of Helsinki (1964).
: General informed consent was obtained from all individual participants included in the study.