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. Author manuscript; available in PMC: 2017 Sep 4.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2016 Mar 4;63(5):691–702. doi: 10.1109/TUFFC.2016.2538719

Fig. 6.

Fig. 6

Mean value of the attenuation coefficients estimated over an RF frame of the simulated uniform TM phantom using the three methods. True value of the attenuation coefficient for this phantom is 0.7 dB/cm/MHz. Error bars indicate the observed standard deviations.