Sinha, S., R. Kumar Sinha, and P. Nishant. “Prevalence of Spectacle Use and Amblyopia Among Young People Presenting to a Tertiary Care Institution of Bihar”. Tropical Journal of Ophthalmology and Otolaryngology, Vol. 4, no. 2, June 2019, pp. 151-6, doi:10.17511/jooo.2019.i02.14.