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Contemporay assessment of extrahepatic bile duct stricturesPawlik, Timothy M.; Smith, David L.; Pisters, Peter W.; Rashid, Asif; Lee, Jeffrey E.; Curley, Steven A.; Morris, Jeffrey S.; Ayers, Gregory D.; Kaw, Madhukar; Lahoti, Sandeep; Evans, Douglas B.; vauthey, Jean-Nicolas · Gastroenterology · 2003