Yunus Alruwaili, Ibtisam, Vanishri Ashok, and Ashok Kumar. 2017. “Visual Acuity in Patients With Retinitis Pigmentosa”. Tropical Journal of Ophthalmology and Otolaryngology 2 (1), 1-5. https://doi.org/10.17511/jooo.2017.i01.01.