Affiliation: | From the University Eye Clinic (Visser, Bauer, Nuijts), Maastricht University Medical Center, Maastricht, The Netherlands; Oftalvist Centro Integral Ocular (Ruíz-Mesa), Jerez de la Frontera, Fundación Oftalmológica del Mediterráneo (Pastor), Optometry Research Group (Montés-Micó), University of Valencia, Valencia, Spain |