Liu, Guangpeng
Liao, Caihe
Chen, Xi
Wu, Yaohao
Funding for this research was provided by:
National Natural Science Foundation of China (31271027, 81171475)
Article History
Received: 10 February 2018
Revised: 22 April 2018
Accepted: 25 April 2018
First Online: 29 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The protocol for this study was approved by the Research Ethics Committee of the Memorial Hospital of Sun Yat-Sen University (No. 2017-0081) and conformed to the principles outlined in the Declaration of Helsinki.