%0 Journal Article %T National estimates of the magnitude, causes and determinants of blindness and visual impairment in Sri Lanka %J Ceylon Medical Journal %D 2018 %R 10.4038/cmj.v63i5.8734 %K Blindness %K Visual impairment %U https://cmj.sljol.info/articles/10.4038/cmj.v63i5.8734/