Dworken, Harvey J. <br/><br/>
The alimentary tract :  basic principles and case problems / 
by Harvey J. Dworken 
 - Philadelphia :  W. B. Saunders,  1974 
 - 395 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0721632688 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gastrointestinal diseases