Singh, Priti, Rahul Agarwal, Yuri Kashiv, S B Gupta, and Rashmi Kumar. “Comparison Between Primary School Children of Urban and Rural Areas for Prevalence of Uncorrected Refractive Errors and Amblyopia”. International Journal of Medical Research and Review 3, no. 8 (September 30, 2015): 871-876. Accessed April 29, 2024. https://ijmrr.medresearch.in/index.php/ijmrr/article/view/338.