1. From the Department of Internal Medicine, Hospital Mutua Terrassa, University of Barcelona (A.d.l.S.), Hypertension Unit (J.S., L.M.R.), Hospital 12 de Octubre, Madrid, Spain; Department of Preventive Medicine and Public Health (J.R.B., J.J.d.l.C.), Autonomous University, Madrid, Spain; Department of Nephrology (M.G.), Hospital Universitario Central de Asturias, Oviedo, Spain; Department of Internal Medicine (P.A.), Hospital General de L'Hospitalet, Barcelona, Spain; Hypertension Unit (A.O.),...