Nayak, R.; Sharma, A. K.; Mishra, S. K.; Bhattarai, S.; Sah, N. K.; Sanyam, S. D. Smartphone Induced Eye Strain in Young and Healthy Individuals. J. Kathmandu Med. Coll. 2020, 9 (4), 201-206. https://doi.org/10.3126/jkmc.v9i4.38092.