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Shao, Qian; Liu, Shanshan; Wang, Wei; zhang, yingjie; Li, Fengxiang; Li, Jianbin . (2017). Clinical investigation into the initial diagnosis and treatment of 539 patients with stage IV lung cancer. OncoTargets and Therapy, Volume 10(), 535–541. doi:10.2147/OTT.S125108 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research