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Lena, H.; Ricordel, C. . (2017). Les complications de l’immunothérapie. Revue des Maladies Respiratoires Actualités, 9(2), 325–331. doi:10.1016/S1877-1203(17)30064-2 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research