HER2 gene (ERBB2) amplification is a rare event in non-liver-fluke associated cholangiocarcinogenesis oleh Thomas Albrecht, Melina Rausch, Stephanie Rössler, Michael Albrecht, Jana Dorothea Braun, Veronika Geissler, Arianeb Mehrabi, Monika Nadja Vogel, Anita Pathil-Warth, Gunhild Mechtersheimer, Marcus Renner, Christian Rupp, Karl Heinz Weiss, Elena Busch, Bruno Köhler, Christoph Springfeld, Peter Schirmacher, Benjamin Goeppert