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J.A. Bovi; X.A. Li; J. White; S.X. Qi. (2005). Comparison of Three Partial Breast Irradiation Techniques: Treatment Effectiveness Based Upon Biological Models. , 63(supp-S1), 0–0. doi:10.1016/j.ijrobp.2005.07.315 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research