1. Nephrology and Hypertension Department, IIS-FJD and Hospital Universitario Fundación Jiménez Díaz, Madrid, Spain
2. Nephrology Department, Hospital Universitario Infanta Leonor, Madrid, Spain
3. Internal Medicine Department, Hospital Universitario de La Princesa, Madrid, Spain
4. Internal Medicine Department, Hospital Naval, Complexo Hospitalario Universitario de Ferrol. Departamento de Ciencias de la Salud. Universidad de La Coruña, Madrid, Spain
5. Internal Medicine Department, Instituto de Investigación Biosanitaria ibs, Hospital Universitario Virgen de las Nieves, Granada, Spain
6. Department of Medicine, Hospital Universitario de Jerez, Biomedical Research and Innovation Institute of Cadiz (INiBICA), Cádiz, Spain
7. Nephrology Department, Hospital Universitario Vall d‘Hebron, Barcelona, Spain
8. Nephrology Department, Hospital Clínico Universitario de Valencia, Universidad de Valencia, Valencia, Spain