Document is current
Any future updates will be listed below
-
Authors
Wang, X
Wang, Z
Chen, Y
Huang, X
Hu, Y
Zhang, R
Ho, M S
Xue, L
- License Information
-
More Information
Article History
Received: 11 September 2013
Revised: 4 February 2014
Accepted: 1 April 2014
First Online: 15 May 2014
Competing interests
: The authors declare no conflict of interest.
