Document is current
Any future updates will be listed below
-
Authors
Ma, Zongyuan
Guo, Xiaojiao
Lei, Hong
Li, Ting
Hao, Shuguang
Kang, Le
- License Information
-
More Information
Article History
Received: 18 September 2014
Accepted: 23 December 2014
First Online: 27 January 2015
Competing interests
: The authors declare no competing financial interests.
