R.R.A, B., J.D, S., M, S., A.M, M., A.H, W., T.G, W., . . . GBD 2019 Blindness and Vision Impairment Collaborators, V. L. E. G. o. t. G. B. o. D. S. (2021). Causes of blindness and vision impairment in 2020 and trends over 30 years, and prevalence of avoidable blindness in relation to VISION 2020: The Right to Sight: An analysis for the Global Burden of Disease Study. The Lancet Global Health ; https://www.scopus.com/inward/record.uri?eid=2-s2.0-85099179366&doi=10.1016%2fS2214-109X%2820%2930489-7&partnerID=40&md5=c97ebbafd2158dc8541eccb7b8669e3b. https://doi.org/10.1016/S2214-109X(20)30489-7
Chicago Style (17th ed.) CitationR.R.A, Bourne, et al. "Causes of Blindness and Vision Impairment in 2020 and Trends over 30 Years, and Prevalence of Avoidable Blindness in Relation to VISION 2020: The Right to Sight: An Analysis for the Global Burden of Disease Study." The Lancet Global Health ; Https://www.scopus.com/inward/record.uri?eid=2-s2.0-85099179366&doi=10.1016%2fS2214-109X%2820%2930489-7&partnerID=40&md5=c97ebbafd2158dc8541eccb7b8669e3b 2021. https://doi.org/10.1016/S2214-109X(20)30489-7.
MLA (9th ed.) CitationR.R.A, Bourne, et al. "Causes of Blindness and Vision Impairment in 2020 and Trends over 30 Years, and Prevalence of Avoidable Blindness in Relation to VISION 2020: The Right to Sight: An Analysis for the Global Burden of Disease Study." The Lancet Global Health ; Https://www.scopus.com/inward/record.uri?eid=2-s2.0-85099179366&doi=10.1016%2fS2214-109X%2820%2930489-7&partnerID=40&md5=c97ebbafd2158dc8541eccb7b8669e3b, 2021, https://doi.org/10.1016/S2214-109X(20)30489-7.