Yin, N
Qi, X
Tsai, S
Lu, Y
Basir, Z
Oshima, K
Thomas, J P
Myers, C R
Stoner, G
Chen, G
Article History
Received: 22 October 2014
Revised: 3 March 2015
Accepted: 10 March 2015
First Online: 11 May 2015
Competing interests
: The authors declare no conflict of interest.