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Newman, Simon D.S.; Altuntas, Altay; Alsop, Helen; Cobb, Justin P. . (2017). Up to 10 year follow-up of the Oxford Domed Lateral Partial Knee Replacement from an independent centre. The Knee, (), S0968016017301035–. doi:10.1016/j.knee.2017.05.001 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research