Liu, Yan
Lai, Puxiang
Ma, Cheng
Xu, Xiao
Grabar, Alexander A.
Wang, Lihong V.
Article History
Received: 8 May 2014
Accepted: 19 November 2014
First Online: 5 January 2015
Competing interests
: L.V.W. has a financial interest in Microphotoacoustics Inc. and Endra Inc., which, however, did not support this work. The remaining authors declare no competing financial interest.