Physics of Ultrasound: Pulse Echo US

[postlink]https://mickeyfun.blogspot.com/2009/10/physics-of-ultrasound-pulse-echo-us.html[/postlink]http://www.youtube.com/watch?v=DLpZdVelOQ4endofvid
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This is lecture #3 of the Fundamentals of Ultrasound Physics Lecture Series created by the Honors Ultrasound Group of the Ohio State University College of Medicine 

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