Rathor, J. K., U. Memon, and J. Jethva. “Effect of Spherical Rigid Gas Permeable Lens on Correction of Corneal Astigmatism”. International Journal Of Community Medicine And Public Health, vol. 7, no. 12, Nov. 2020, pp. 4958-61, doi:10.18203/2394-6040.ijcmph20205169.