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The Journal of the Acoustical Society of America|August 1, 1994
Correction of ultrasonic wavefront distortion using backpropagation and a reference waveform method for time-shift compensationD L Liu, R C WaagIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control|January 1, 1997
Propagation and backpropagation for ultrasonic wavefront designD L Liu, R C WaagThe Journal of the Acoustical Society of America|February 1, 1997
Harmonic amplitude distribution in a wideband ultrasonic wavefront after propagation through human abdominal wall and breast specimensD L Liu, R C WaagThe Journal of the Acoustical Society of America|January 1, 1994
Time-shift compensation of ultrasonic pulse focus degradation using least-mean-square error estimates of arrival timeD L Liu, R C WaagThe Journal of the Acoustical Society of America|January 1, 1994
Measurements of ultrasonic pulse arrival time and energy level variations produced by propagation through abdominal wallL M Hinkelman, D L Liu, L A Metlay, et al.The Journal of the Acoustical Society of America|March 1, 1995
Measurement and correction of ultrasonic pulse distortion produced by the human breastL M Hinkelman, D L Liu, R C Waag, et al.Ultrasound in Medicine & Biology|January 1, 1988
In vivo and in vitro ultrasound beam distortion measurements of a large aperture and a conventional aperture focussed transducerM Moshfeghi, R C WaagThe Journal of the Acoustical Society of America|May 1, 1988
Ultrasonic scattering by two concentric cylindersJ Sinai, R C WaagAJR. American Journal of Roentgenology|July 1, 1976
Cardiac reconstruction imaging in relation to other ultrasound systems and computed tomographyR Gramiak, R C WaagThe Journal of the Acoustical Society of America|December 1, 1991
Measurements of ultrasonic pulse arrival time differences produced by abdominal wall specimensY Sumino, R C WaagPageof 12