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The Journal of Lithotripsy & Stone Disease|December 10, 1990
Shock wave sensors: I. Requirements and designP A Lewin, M E SchaferIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control|January 1, 1988
A computerized system for measuring the acoustic output from diagnostic ultrasound equipmentM E Schafer, P A LewinIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control|January 1, 1988
Wide-band piezoelectric polymer acoustic sourcesP A Lewin, M E SchaferUltrasound in Medicine & Biology|January 1, 1994
Prediction of ultrasonic field propagation through layered media using the extended angular spectrum methodC J Vecchio, M E Schafer, P A LewinUltrasound in Medicine & Biology|March 1, 1987
Factors affecting the choice of preamplification for ultrasonic hydrophone probesP A Lewin, M E Schafer, R C ChiversClinics in Plastic Surgery|October 1, 1984
Two useful small flaps for reconstruction of lip and noseM E SchaferJournal of Computer Assisted Tomography|March 1, 1988
Brain malformations in linear nevus sebaceous syndrome: an MR studyM Sarwar, M E SchaferThe Journal of the Acoustical Society of America|March 1, 1981
Acoustic pressure amplitude thresholds for rectified diffusion in gaseous microbubbles in biological tissueP A Lewin, L BjørnøPageof 5