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. Author manuscript; available in PMC: 2012 Jun 1.
Published in final edited form as: IEEE Trans Biomed Eng. 2011 Feb 10;58(6):1706–1714. doi: 10.1109/TBME.2011.2111419

Fig. 4.

Fig. 4

Displacement amplitude estimates over 50 ms for 7% gelatin phantom. The three symbols represent three sets of the measured amplitude for 4, 6 and 8 mm away from the vibration center.