R. Kleta, J. H. Brämswig: Horseshoe kidney and Turner syndrome. In: Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association. Bd. 15, Nr. 7, Juli 2000, S. 1094, ISSN0931-0509. PMID 10862660.
R. Kleta, J. H. Brämswig: Horseshoe kidney and Turner syndrome. In: Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association. Bd. 15, Nr. 7, Juli 2000, S. 1094, ISSN0931-0509. PMID 10862660.