Pradhan, N., Sachdeva, A., Goel, T., Bhola, B. and Jha, D. (2018) “Prevalence of refractive errors among school children of 6-12-years of age group and reason for not using spectacles even after correction”, International Journal of Research in Medical Sciences, 6(3), pp. 798–801. doi: 10.18203/2320-6012.ijrms20180444.