Gyawali, Prakash c., <br/><br/>
The washington manual gastroenterology   Subspecialty consult 

 - 4th edition 
 - Philadelphia  Wolters Kluwer  2021 
 - 356p 
<br/><br/><label>ISBN: </label>9789389859904 
<br/><br/><label>Dewey Class. No.: </label>616.33