Nirmala, N., G. P, D. Antharjanam, H. C.H, A. Mary, S. Londhe, and R. Antony. “Prevalence and Risk Factors Associated With Myopia Among MBBS Students of a Private Medical College in Central Kerala”. International Journal of Medical Research and Review, Vol. 4, no. 9, Sept. 2016, pp. 1596-01, doi:10.17511/ijmrr.2016.i09.14.