Ameling, Sabine
Bhardwaj, Gourav
Hammer, Elke
Beug, Daniel
Steil, Leif
Reinke, Yvonne
Weitmann, Kerstin
Grube, Markus
Trimpert, Christiane
Klingel, Karin
Kandolf, Reinhard
Hoffmann, Wolfgang
Nauck, Matthias
Dörr, Marcus
Empen, Klaus
Felix, Stephan B.
Völker, Uwe
Article History
Received: 10 December 2015
Accepted: 16 June 2016
First Online: 13 July 2016
Compliance with ethical standards
:
: Written informed consent was obtained by each patient and the protocol was approved by the Ethics Committee of the University of Greifswald, Germany (Reg.-Nr.: III UV 34/04). The investigation conforms to the principles of the Declaration of Helsinki.
: S.B.F. received research support and speaker fees from Fresenius Medical Care. All other authors declare they have no competing interests, or other interests that might be perceived to influence the results and discussion reported in this paper.