Baumann, Ursula
Fernández-Sáiz, Vanesa
Rudelius, Martina
Lemeer, Simone
Rad, Roland
Knorn, Anna-Maria
Slawska, Jolanta
Engel, Katharina
Jeremias, Irmela
Li, Zhoulei
Tomiatti, Viktoriya
Illert, Anna-Lena
Targosz, Bianca-Sabrina
Braun, Martin
Perner, Sven
Leitges, Michael
Klapper, Wolfram
Dreyling, Martin
Miething, Cornelius
Lenz, Georg
Rosenwald, Andreas
Peschel, Christian
Keller, Ulrich
Kuster, Bernhard
Bassermann, Florian
Article History
Received: 27 October 2013
Accepted: 2 October 2014
First Online: 24 November 2014
Competing interests
: The authors declare no competing financial interests.