Genetic Characterization of Kidney Failure of Unknown Etiology in Spain: Findings From the GENSEN Study - Blasco, Miquel; Quiroga, Borja; Garcia-Aznar, Jos M; Castro-Alonso, Cristina; Fernandez-Granados, Saulo J; Luna, Enrique; Fresnedo, Gema Fernandez; Ossorio, Marta; Izquierdo, Maria Jesus; Sanchez-Ospina, Didier; Castaneda-Infante, Laura; Mouzo, Ricardo; et al. (AMERICAN JOURNAL OF KIDNEY DISEASES, 2024)