Funding for this research was provided by:
The study was partially funded by the German Society of Nephrology, the “Women and Kidney” Working Group, and the Heidelberg Renal Clinic, Germany. (NA)
Received: 7 November 2018
Accepted: 14 December 2018
First Online: 27 December 2018
Ethics approval and consent to participate
: The study was performed according to the Declaration of Helsinki as revised in 2003 and approved by the institutional Ethics Committee (Ethic Committee of the Heidelberg Medical Faculty, no. S104–2011). Written informed consent was obtained from all participating donors.
: All authors approved the final manuscript and provided consent for publication.
: The authors declare that they have no competing interests.
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