Barthum, Royal J. <br/><br/>
Gray - Scale ultrasound : a manual for physicians and technical personnel / 
Gray - Scale ultrasound : a manual for physicians and technical personnel / 
 - Philadelphia :  W. B. Saunders 
 - vii, 216p. 
<br/><br/><label>ISBN: </label>0-7216-1547-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DIAGNOSTICO ULTRASONICO