Nisar Ahmed Khan, Narain Das, Asma Shams, Humaira Ashraf, Riaz Ahmed Memon, Abdul Haq Shaikh. 2022. “Frequency of Causative Factors and Microbial Etiology of the Keratitis”. Pakistan Journal of Medical & Health Sciences 16 (04):1006. https://doi.org/10.53350/pjmhs221641006.