Ebstein, Frédéric
Keller, Martin
Paschen, Annette
Walden, Peter
Seeger, Michael
Bürger, Elke
Krüger, Elke
Schadendorf, Dirk
Kloetzel, Peter-M.
Seifert, Ulrike
Article History
Received: 18 December 2015
Accepted: 12 April 2016
First Online: 4 May 2016
Competing interests
: The authors declare no competing financial interests.