Zhou, Mengge
Ma, Xiaoyao
Sun, Jixue
Ding, Guoyu
Cui, Qingxin
Miao, Yan
Hou, Yuanyuan
Jiang, Min
Bai, Gang
Funding for this research was provided by:
National Natural Science Foundation of China (81373506, 81430095, 81503214)
Article History
Received: 3 July 2016
Revised: 2 October 2016
Accepted: 19 October 2016
First Online: 29 October 2016
Compliance with ethical standards
: All procedures were approved by the Institutional Review Board at Nankai University.
: The authors declare that they have no competing interests.