?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Iyer&rft.aufirst=RV&rft.au=Iyer%2C+RV&rft.issue=9&rft.volume=12&rft.atitle=Guidelines+for+Management+of+Urgent+Symptoms+in+Patients+with+Cholangiocarcinoma+and+Biliary+Stents+or+Catheters+Using+the+Modified+RAND%2FUCLA+Delphi+Process&rft.title=Cancers&rft.date=21+August+2020&rft.genre=article