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World J Gastroenterol. Jun 21, 2011; 17(23): 2838-2843
Published online Jun 21, 2011. doi: 10.3748/wjg.v17.i23.2838
Published online Jun 21, 2011. doi: 10.3748/wjg.v17.i23.2838
Is the schatzki ring a unique esophageal entity?
Michaela Müller, Philip Hedwig, Alexander J Eckardt, Volker F Eckardt, Department of Gastroenterology, German Clinic for Diagnostics Wiesbaden, 65191 Wiesbaden, Germany
Ines Gockel, Department of General and Abdominal Surgery, University Medical Center of the Johannes Gutenberg University Mainz, 55131 Mainz, Germany
Kathrin Kuhr, Institute of Medical Statistics, Informatics and Epidemiology, University of Cologne, 50924 Cologne, Germany
Jochem König, Institute of Medical Biostatistics, Epidemiology and Informatics, University Medical Center of the Johannes Gutenberg University Mainz, 55131 Mainz, Germany
Author contributions: All authors contributed equally to the preparation, writing, and editing of this article; all authors read and approved the final manuscript.
Correspondence to: Michaela Müller, MD, Department of Gastroenterology, German Diagnostic Clinic Aukammallee 33, D- 65191 Wiesbaden, Germany. mueller.gastro@dkd-wiesbaden.de
Telephone: +49-611-577248 Fax: +49-611-577460
Received: October 22, 2010
Revised: November 25, 2010
Accepted: December 2, 2010
Published online: June 21, 2011
Revised: November 25, 2010
Accepted: December 2, 2010
Published online: June 21, 2011
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