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Mirzania, Delaram; Thompson, Atalie C; Muir, Kelly W . (2020). Applications of deep learning in detection of glaucoma: A systematic review. European Journal of Ophthalmology, (), 112067212097734–. doi:10.1177/1120672120977346 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research