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\bibitem{Shabalovskaya_etal2009} {\textquotedblleft}\textit{The influence of surface oxides on the distribution and release of nickel from Nitinol wires}{\textquotedblright}. Shabalovskaya SA, Tian H, Anderegg JW, Schryvers DU, Carroll WU, van Humbeeck J, Biomaterials \textbf{30}, 468 (2009).   http://doi.org/10.1016/j.biomaterials.2008.10.014

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