Putnam, S G <br/><br/>
Endoscopy.  [electronic resource] 

 -  The New England journal of medicine  Apr 2000 
 - 1220; author reply 1220-1 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0028-4793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bile Duct Neoplasms--therapy<br/>Cholangiocarcinoma--therapy<br/>Cost-Benefit Analysis<br/>Endoscopy, Digestive System<br/>Gallbladder Neoplasms--therapy<br/>Humans<br/>Palliative Care<br/>Stents--economics