Analysis of refractive corrections in spectacles donated to VOSH.
Wingert
T A
TA
D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D009907:Optometry; D055656:Prescriptions / Q000592:standards*; D012030:Refractive Errors / Q000628:therapy*; D014837:Voluntary Health Agencies