GE: Portuguese Journal of Gastroenterology 

 - Switzerland  Karger Publishers 
<br/><br/><label>ISSN: </label>2387-1954 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Diseases of the digestive system. Gastroenterology<br/> Internal medicine<br/> Specialties of internal medicine<br/>Medicine