Lee, J. H.
Luo, G.
Tung, I. C.
Chang, S. H.
Luo, Z.
Malshe, M.
Gadre, M.
Bhattacharya, A.
Nakhmanson, S. M.
Eastman, J. A.
Hong, H.
Jellinek, J.
Morgan, D.
Fong, D. D.
Freeland, J. W.
Article History
Received: 11 February 2014
Accepted: 19 June 2014
First Online: 3 August 2014
Competing interests
: The authors declare no competing financial interests.