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. 2020 Mar 23;15:1967–1981. doi: 10.2147/IJN.S238587

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© 2020 Sun et al.

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In vitro CEUS. (A) displayed the CEUS images of representative time points. (B) Time–intensity curve (TIC) showing CEUS intensity changes with time, in which relative intensity (intensity of ROI minus that of background) was used. (C) Relative intensity of different time points (****p<0.0001).