Sambo, Dawa J., Hassan Wali, Murtala M. Umar, and M Abdul. 2019. “Evaluation of Cataract Surgical Coverage and Barriers to Uptake of Cataract Surgery in Birnin Gwari Local Government Area of Kaduna State”. Transactions of the Ophthalmological Society of Nigeria 4 (1). https://tosn.org.ng/index.php/home/article/view/47.