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. Author manuscript; available in PMC: 2011 Jul 6.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2009 May;56(5):995–1005. doi: 10.1109/tuffc.2009.1131

Fig. 6.

Fig. 6

Normalized backscatter intensity as a function of number of pulses/treatment location. Data points are expressed in mean ± standard deviation (N = 6–9). The normalized backscatter intensity decreases exponentially as the number of pulses increases (Dashed line: y = 0.69e−0.001x, R2 = 0.94).