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- [45] VISUAL-ACUITY AND REFRACTIVE ERRORS IN THE ELDERLY IN NURSING-HOMES ZEITSCHRIFT FUR GERONTOLOGIE, 1989, 22 (06): : 315 - 320
- [47] The Sonksen logMAR test of visual acuity: II. Age norms from 2 years 9 months to 8 years JOURNAL OF AAPOS, 2008, 12 (01): : 18 - 22