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. (2009). 433. (Strept)avidin-Displaying Lentiviruses as Versatile Tools for Vector Purification, Targeting and Dual-Imaging of Gene Delivery. Molecular Therapy, 17(), S169–S170. doi:10.1016/s1525-0016(16)38791-3 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research