Immel, Alexander
Drucker, Dorothée G.
Bonazzi, Marion
Jahnke, Tina K.
Münzel, Susanne C.
Schuenemann, Verena J.
Herbig, Alexander
Kind, Claus-Joachim
Krause, Johannes
Article History
Received: 17 December 2014
Accepted: 20 April 2015
First Online: 8 June 2015
Competing interests
: The authors declare no competing financial interests.