Erratum to: Int Urol Nephrol DOI 10.1007/s11255-015-1191-x

The names of two authors were misspelt in the original publication. The correct names are as follows: Sotirios G. Zarogiannis and Choong Meng Chan.

The affiliation of the co-author, Sotirios G. Zarogiannis, was incorrect in the published version. The correct affiliation should read as Department of Physiology, Faculty of Medicine, University of Thessaly, Larissa, Greece.