André, J M <br/><br/>
[The cost of endoscopy in gastroduodenal ulcer disease].  [electronic resource] 

 -  Gastroenterologie clinique et biologique  1993 
 - 505-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0399-8320 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Endoscopy, Gastrointestinal--economics<br/>Humans<br/>Peptic Ulcer--diagnostic imaging<br/>Radiography