Nirmala, N., D. Antharjanam, G. P, H. C.H, A. Mary, S. Londhe, and R. Antony. “Study on Glaucoma Awareness Among the Rural Population of Central Kerala”. International Journal of Medical Research and Review, Vol. 4, no. 9, Sept. 2016, pp. 1582-6, doi:10.17511/ijmrr.2016.i09.11.