title: Comment on: 'Effectiveness of a smartphone application for testing near-visual acuity'.
authors.affiliation: Qvision, Unidad de Oftalmología Vithas Hospital Virgen del Mar, Almería, Spain.
authors.forename: M
authors.initials: M
authors.lastname: Rodríguez-Vallejo
mesh_terms: D006801:Humans; D000068997:Smartphone; D014787:Vision Tests; D014792:Visual Acuity