Classen, M <br/><br/>
Back to the future: the first papillotomy at Erlangen.  [electronic resource] 

 -  Gastrointestinal endoscopy  May 2000 
 - 637 p.  digital 
<br/><br/> Publication Type: Historical Article; Journal Article 
<br/><br/><label>ISSN: </label>0016-5107 
<br/><br/><label>Standard No.: </label>10.1016/s0016-5107(00)70313-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cholangiopancreatography, Endoscopic Retrograde--history<br/>Female<br/>Germany<br/>History, 20th Century<br/>Humans<br/>Sphincterotomy, Endoscopic--history