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Duan, James J.-W.; Lu, Zhonghui; Jiang, Bin; Yang, Bingwei V.; Doweyko, Lidia M.; Nirschl, David S.; Haque, Lauren E.; Lin, Shuqun; Brown, Gregory; Hynes, John; Tokarski, John S.; Sack, John S.; Khan, Javed; Lippy, Jonathan S.; Zhang, Rosemary F.; Pitt, Sidney; Shen, Guoxiang; Pitts, William J.; Carter, Percy H.; Barrish, Joel C.; Nadler, Steven G.; Salter-Cid, Luisa M.; McKinnon, Murray; Fura, Aberra; Schieven, Gary L.; Wrobleski, Stephen T. . (2014). Discovery of pyrrolo[1,2-b]pyridazine-3-carboxamides as Janus kinase (JAK) inhibitors. Bioorganic & Medicinal Chemistry Letters, 24(24), 5721–5726. doi:10.1016/j.bmcl.2014.10.061 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research