Sharma, Krishna Rakesh
Heckler, Karl
Stoll, Sandra J.
Hillebrands, Jan-Luuk
Kynast, Katharina
Herpel, Esther
Porubsky, Stefan
Elger, Marlies
Hadaschik, Boris
Bieback, Karen
Hammes, Hans-Peter
Nawroth, Peter P.
Kroll, Jens
Article History
Received: 25 July 2016
Accepted: 25 October 2016
First Online: 16 November 2016
Competing interests
: The authors declare no competing financial interests.