Victor Lorenzo Sellares, MD Staff of the Nephrology Department Hospital Universitario de Canarias, Tenerife His scientific interest is in the areas of renal osteodystrophy and nutrition, as well as the prevention and progression of chronic kidney disease. In the field of renal osteodystrophy, he initiated the technique of undecalcified bone biopsy in 1983, which currently includes over 600 bone biopsies studied. E-mail: viclorenzo@terra.es

Translation: this manuscript was translated from Spanish into English by Michael McLean (mclean1950@hotmail.com)