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. Author manuscript; available in PMC: 2009 May 1.
Published in final edited form as: Ultrasound Med Biol. 2008 Jan 22;34(5):834–840. doi: 10.1016/j.ultrasmedbio.2007.10.016

Figure 4.

Figure 4

A: BBB disruption (BBBD) threshold as a function of ultrasound frequency. B: BBB disruption threshold as a function of the mechanical index (MI), which appeared to be the same for the different frequencies tested. Solid line: regression of data to eq. (1); dotted lines: 95% confidence intervals.