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\bibitem{Shani_etal1985} {\textquotedblleft}\textit{Increased erythrocyte glutathione peroxidase activity in psoriatics consuming high-selenium drinking water at the dead-sea psoriasis treatment center}{\textquotedblright}. Shani J, Livshitz T, Robberecht H, Van Grieken R, Rubinstein N, Even-Paz Z, Pharmacological research communications \textbf{17}, 479 (1985).   http://doi.org/10.1016/0031-6989(85)90083-9

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