Looking at the whole equation for quality vision.
Scherick
Kenneth
K
Department of Opthalmology, New York University, USA.
D006801:Humans; D009907:Optometry / Q000592:standards; D011788:Quality of Life; D014786:Vision Disorders / Q000628:therapy*; D014787:Vision Tests / Q000379:methods; D014792:Visual Acuity