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©2009 The WJG Press and Baishideng. All rights reserved.
World J Gastroenterol. Sep 28, 2009; 15(36): 4511-4517
Published online Sep 28, 2009. doi: 10.3748/wjg.15.4511
Published online Sep 28, 2009. doi: 10.3748/wjg.15.4511
EGFR and HER2 expression in advanced biliary tract cancer
Jan Harder, Oliver Waiz, Hubert E Blum, Department of Medicine II, University Medical Center, D-79106 Freiburg, Germany
Jan Harder, Oliver Waiz, Hubert E Blum, Annette Schmitt-Graeff, Oliver G Opitz, Tumorzentrum Ludwig Heilmeyer-Comprehensive Cancer Center Freiburg, D-79106 Freiburg, Germany
Florian Otto, Tumorzentrum ZeTuP, St. Gallen, Switzerland, and Department of Medicine I, University Medical Center, D-79106 Freiburg, Germany
Michael Geissler, Department of Medicine, Gastroenterology and Oncology, Municipal Hospital Esslingen, Germany
Manfred Olschewski, Department of Medical Biometry und Statistics, University of Freiburg, D-79106 Freiburg, Germany
Brigitte Weinhold, Annette Schmitt-Graeff, Institute of Pathology, University Medical Center, D-79106 Freiburg, Germany
Author contributions: Harder J and Waiz O contributed equally to this work; Harder J, Waiz O, Geissler M and Opitz OG designed research; Harder J, Waiz O, Weinhold B and Schmitt-Graeff A performed research; Harder J, Waiz O, Olschewski M, Otto F and Schmitt-Graeff A analyzed the data; Harder J, Otto F, Blum HE and Opitz OG wrote the paper.
Supported by (In part) Hoffmann la Roche AG, Grenzach-Whylen, Germany
Correspondence to: Dr. Jan Harder, Department of Medicine II, University Medical Center, Hugstetter Str. 55, D-79106 Freiburg, Germany. jan.harder@uniklinik-freiburg.de
Telephone: +49-761-2703401 Fax: +49-761-2703550
Received: May 1, 2009
Revised: September 2, 2009
Accepted: September 9, 2009
Published online: September 28, 2009
Revised: September 2, 2009
Accepted: September 9, 2009
Published online: September 28, 2009
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