Institution: | aFrom the Fernández-Vega Ophthalmological Institute (Alfonso, Fernández-Vega, Baamonde, Madrid-Costa) and the Surgery Department (Alfonso, Fernández-Vega, Baamonde), School of Medicine, University of Oviedo, Oviedo; the Optics and Optometry Department (Madrid-Costa), Universidad Europea de Madrid, Madrid; and the Optics Department (Montés-Micó), Faculty of Physics, University of Valencia, Valencia, Spain |