JOHNSON, LEONARD R. <br/><br/>
ENCYCLOPEDIA OF GASTROENTEROLGOGY VOL - 1 

 - CALIFORNIA  ACADEMIC PRESS - ELSEVIER  2004 
 - XLIX 779 
<br/><br/><label>ISBN: </label>123868610 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MEDICINE
<br/><br/><label>Dewey Class. No.: </label>616.303