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. (2017). Advanced, physician-strength retinol peel improves the appearance of fine lines, wrinkles, skin firmness, and overall complexion brightness. Journal of the American Academy of Dermatology, 76(6), AB36–. doi:10.1016/j.jaad.2017.04.157 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research