Renal diseases that course with hypomagnesemia. Comments on a new hereditary hypomagnesemic tubulopathy Víctor M. Garcia-Nieto; Félix Claverie-Martin; Teresa Moraleda-Mesa; Ana Perdomo-Ramírez; Gloria Mª Fraga-Rodríguez; María Isabel Luis-Yanes; Elena Ramos-Trujillo;