Der NephrologeJuly 2015, Volume 10, Issue 4, pp 342–344 | Cite asMitteilungen des BDIMitteilungen des BDIFirst Online: 17 July 2015 59 Downloads This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Springer-Verlag Berlin Heidelberg 2015