Tytgat, K M <br/><br/>
Upper gastrointestinal tumors.  [electronic resource] 

 -  Endoscopy  Jan 2010 
 - 42-5 p.  digital 
<br/><br/> Publication Type: Comment; Journal Article 
<br/><br/><label>ISSN: </label>1438-8812 
<br/><br/><label>Standard No.: </label>10.1055/s-0029-1215379  doi