Soni, Rohit
Petraru, Adrian
Meuffels, Paul
Vavra, Ondrej
Ziegler, Martin
Kim, Seong Keun
Jeong, Doo Seok
Pertsev, Nikolay A.
Kohlstedt, Hermann
Article History
Received: 14 December 2013
Accepted: 29 September 2014
First Online: 17 November 2014
Competing interests
: The authors declare no competing financial interests.