;
By Fatima Kyari, Murthy V. S. Gudlavalleti, Selvaraj Sivsubramaniam,, Clare E. Gilbert, Mohammed M. Abdull, Gabriel Entekume, Allen Foster,, and The Nigeria National Blindness And Visual Impairment Study Group
Prevalence of Blindness and Visual Impairment in Nigeria: The National Blindness and Visual Impairment Survey