1. Department of Nephrology; Hospital Universitario Central de Asturias, RedinRen; Oviedo Asturias Spain
2. Department of Preventive Medicine and Public Health, School of Medicine; Universidad Autónoma de Madrid, IdiPAZ-CIBER in Epidemiology and Public Health (CIBERESP); Madrid Spain
3. Department of Internal Medicine; Hospital Mutua Terrassa, University of Barcelona; Terrassa Spain
4. La Mina Primary Care Center; University of Barcelona; Barcelona Spain
5. Hypertension Unit; Hospital Universitario 12 de Octubre, RedinRen; Madrid Spain