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\bibitem{Crippa_etal2019} {\textquotedblleft}\textit{Phase transformation of superparamagnetic iron oxide nanoparticles via thermal annealing : implications for hyperthermia applications}{\textquotedblright}. Crippa F, Rodriguez-Lorenzo L, Hua X, Goris B, Bals S, Garitaonandia JS, Balog S, Burnand D, Hirt AM, Haeni L, Lattuada M, Rothen-Rutishauser B, Petri-Fink A, ACS applied nano materials \textbf{2}, 4462 (2019).   http://doi.org/10.1021/ACSANM.9B00823

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