Ultrasonic energy  biological investigations and medical applications 
edited by Elizabeth Kelly 
 - Urbana  University of Illinois Press  1965 
 - 387 p. : ill. ; 26 cm. 
<br/><br/><label>LCCN: </label>65-010078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ultrasonics