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. Author manuscript; available in PMC: 2022 Mar 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2021 Feb 25;68(3):538–548. doi: 10.1109/TUFFC.2020.3014844

Fig. 2.

Fig. 2.

a) Vector-flow mapping from cylindrical phantom rotating at 6 rev/s. b) Vorticity was calculated in the regions L, R and L+R and showed minimal dependence on ROI placement. The expected vorticity was 75.4 1/s.