Rashid, M. A., K. A. Hossain, and A. R. Islam. “Prevalence of Pre-Existing Corneal Astigmatism in Age Related Cataract Patient”. Faridpur Medical College Journal, vol. 8, no. 1, Nov. 2013, pp. 02-04, doi:10.3329/fmcj.v8i1.16887.