. 2015 Sep 17;23(1):45. doi: 10.1186/s40199-015-0124-7
© Khalkhali et al. 2015
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Fig. 1.
FT-IR spectra of a naked SPIONs, b dextran coated SPIONs, c chitosan coated SPIONs, d mPEG-PCL coated SPIONs