Sharghi, Afshan, et al. “Surgical Correction of Different Severities of Astigmatism Using Wavefront-Optimized Photorefractive Keratectomy”. International Journal of Psychosocial Rehabilitation, vol. 24, no. 5, July 2020, pp. 7489-05, https://doi.org/10.61841/5ht7p890.