title: Never underestimate the importance of refraction.
authors.forename: Paul B
authors.initials: PB
authors.lastname: Freeman
mesh_terms: D006801:Humans; D012029:Refraction, Ocular; D014786:Vision Disorders / Q000175:diagnosis / Q000209:etiology* / Q000503:physiopathology / Q000534:rehabilitation*; D014792:Visual Acuity