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World J Gastroenterol. Feb 28, 2012; 18(8): 794-799
Published online Feb 28, 2012. doi: 10.3748/wjg.v18.i8.794
Published online Feb 28, 2012. doi: 10.3748/wjg.v18.i8.794
Effects of endoscopic sphincterotomy on biliary epithelium: A case-control study
John Kalaitzis, Spyros Rizos, First Department of Surgery, Tzaneio General Hospital of Piraeus, 18536 Piraeus, Greece
Antonios Vezakis, George Fragulidis, Andreas Polydorou, Second Department of Surgery and Endoscopic Unit, National and Kapodistrian University of Athens Medical School, Aretaieion Hospital, 11527 Athens, Greece
Irene Anagnostopoulou, Department of Cytology, Tzaneio General Hospital of Piraeus, 18536 Piraeus, Greece
Efstathios Papalambros, First Department of Surgery, National and Kapodistrian University of Athens Medical School, Laiko General Hospital, 11527 Athens, Greece
Author contributions: Kalaitzis J and Vezakis A are responsible for the conception and design of the study; Kalaitzis J and Anagnostopoulou I for analysis and interpretation of the data; Vezakis A and Fragulidis G for drafting the article; Rizos S and Polydorou A for critical revision of the article for important intellectual content; and Papalambros E for final approval of the article.
Supported by GC Medical Hellas who offered us free cytology brushes
Correspondence to: John Kalaitzis, MD, PhD, First Department of Surgery, Tzaneio General Hospital of Piraeus, 18536 Piraeus, Greece. ianniskal@yahoo.com
Telephone: +30-21-04950849 Fax: +30-21-04592491
Received: April 3, 2011
Revised: June 15, 2011
Accepted: June 22, 2011
Published online: February 28, 2012
Revised: June 15, 2011
Accepted: June 22, 2011
Published online: February 28, 2012
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