Uncorrected refractive error and presbyopia: accommodating the unmet need.
Bourne
Rupert R A
RR
D003906:Developing Countries; D005139:Eyeglasses / Q000600:supply & distribution; D006301:Health Services Needs and Demand / Q000706:statistics & numerical data*; D006801:Humans; D011305:Presbyopia / Q000453:epidemiology / Q000503:physiopathology / Q000628:therapy*; D014792:Visual Acuity