Zhao, D
Besser, A H
Wander, S A
Sun, J
Zhou, W http://orcid.org/0000-0002-5496-5815
Wang, B
Ince, T
Durante, M A
Guo, W
Mills, G
Theodorescu, D
Slingerland, J
Article History
Received: 25 August 2014
Revised: 24 November 2014
Accepted: 19 December 2014
First Online: 16 February 2015
Competing interests
: The authors declare no conflict of interest.