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. Author manuscript; available in PMC: 2015 May 12.
Published in final edited form as: Ultrasound Med Biol. 2014 Dec 23;41(2):456–464. doi: 10.1016/j.ultrasmedbio.2014.09.033

Fig. 2.

Fig. 2

Method for selection of two regions of interest (ROIs). Frames from a movie clip were averaged into a single frame to permit distinction of the larger feeding vessels from the microcirculation (tissue perfusion, drawn in yellow). The red ROI includes both the microcirculation and larger feeding vessels.