Fig. 1.
Overview of the study population and responses. *, Members of the German Society of Nephrology (DGfN) in April 2016 (N = 2060). **, ISN 2014 (KH4L-Report) [20].
Overview of the study population and responses. *, Members of the German Society of Nephrology (DGfN) in April 2016 (N = 2060). **, ISN 2014 (KH4L-Report) [20].