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. Author manuscript; available in PMC: 2011 Jul 20.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2011 Apr;58(4):754–765. doi: 10.1109/TUFFC.2011.1868

TABLE II.

Mean magnitude (dB) for the three regions of the PSFs

Isochronous Preceding Trailing
Fundamental Harmonic Fundamental Harmonic Fundamental Harmonic
Homogeneous −59.8 −58.6 −98.1 −93.8 −86.7 −83.9
Abdominal Layer −42.8 −46.9 −41.1 −68.2 −46.8 −56.0
Isoimpedance −48.6 −47.8 −92.6 −84.6 −55.2 −56.1
Isovelocity −46.6 −57.7 −42.5 −71.2 −49.9 −63.0