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. 2021 Jan 11;16:213–221. doi: 10.2147/IJN.S284694

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© 2021 Wegner et al.

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SNR of the frequency components generated by the stents (without tracer) and the tracer dilution (Resovist). The majority of frequency components generated by the stents was below the threshold of SNR=5 (colored lines). Only up to three single frequency components (per stent) were above the chosen threshold value (colored cross markers).