Kleesiek, Jens
Petersen, Jens
Döring, Markus
Maier-Hein, Klaus
Köthe, Ullrich
Wick, Wolfgang
Hamprecht, Fred A.
Bendszus, Martin
Biller, Armin
Article History
Received: 23 November 2015
Accepted: 6 April 2016
First Online: 27 April 2016
Competing interests
: The authors declare no competing financial interests.