Zhang, Suhua
Bian, Yingnan
Li, Li
Sun, Kuan
wang, Zheng
Zhao, Qi
Zha, Lagabaiyila
Cai, Jifeng
Gao, Yuzhen
Ji, Chaoneng
Li, Chengtao
Article History
Received: 13 August 2015
Accepted: 4 November 2015
First Online: 4 December 2015
Change Date: 28 May 2020
Change Type: Correction
Change Details: Editor's Note: Concerns have been raised about the ethics approval and informed consent procedures related to the research reported in this paper. Editorial action will be taken as appropriate once an investigation of the concerns is complete and all parties have been given an opportunity to respond in full.
Competing interests
: The authors declare no competing financial interests.