Impact of Preoperative Three-Dimensional Computed Tomography Cholangiography on Postoperative Resection Margin Status in Patients Operated due to Hilar Cholangiocarcinoma by A. Andert, P. Bruners, C. Heidenhain, F. Ulmer, C. D. Klink, P. H. Alizai, C. Kuhl, U. P. Neumann, M. Binnebösel

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Development of a tailor‐made surgical online learning platform, ensuring surgical education in times of the COVID19 pandemic by Sophia M. Schmitz, Sandra Schipper, Martin Lemos, Patrick H. Alizai, Elda Kokott, Jonathan F. Brozat, Ulf P. Neumann, Tom F. Ulmer

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The prognostic value of neutrophil-to-lymphocyte ratio in cholangiocarcinoma: a systematic review and meta-analysis by Dong Liu, Lara R. Heij, Zoltan Czigany, Edgar Dahl, Marcel den Dulk, Sven A. Lang, Tom F. Ulmer, Ulf P. Neumann, Jan Bednarsch

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Students and physicians differ in perception of quality of life in patients with tumors of the upper gastrointestinal tract by Lena Schooren, Grace Oberhoff, Sandra Schipper, Alexander Koch, Andreas Kroh, Steven Olde Damink, Tom F. Ulmer, Ulf P. Neumann, Patrick H. Alizai, Sophia M. Schmitz

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Elevated Serum Levels of CCL23 Are Associated with Poor Outcome after Resection of Biliary Tract Cancer by Christoph Roderburg, Simon Labuhn, Jan Bednarsch, Sven A. Lang, Anne T. Schneider, Linda Hammerich, Mihael Vucur, Tom F. Ulmer, Ulf P. Neumann, Tom Luedde, Sven H. Loosen

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Insulin Resistance Is the Main Characteristic of Metabolically Unhealthy Obesity (MUO) Associated with NASH in Patients Undergoing Bariatric Surgery by Sophia M. Schmitz, Sebastian Storms, Alexander Koch, Christine Stier, Andreas Kroh, Karl P. Rheinwalt, Sandra Schipper, Karim Hamesch, Tom F. Ulmer, Ulf P. Neumann, Patrick H. Alizai

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Telomere length dynamics measured by flow-FISH in patients with obesity undergoing bariatric surgery by Benjamin Rolles, Monica S. V. Ferreira, Margherita Vieri, Karl P. Rheinwalt, Sophia M. Schmitz, Patrick H. Alizai, Ulf Neumann, Tim H. Brümmendorf, Fabian Beier, Tom F. Ulmer, Mareike Tometten

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Serum levels of circulating microRNA-107 are elevated in patients with early-stage HCC. by Sven H Loosen, Mirco Castoldi, Markus S Jördens, Sanchary Roy, Mihael Vucur, Jennis Kandler, Linda Hammerich, Raphael Mohr, Frank Tacke, Tom F Ulmer, Ulf P Neumann, Tom Luedde, Christoph Roderburg

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Comparative Analysis of Circulating Biomarkers for Patients Undergoing Resection of Colorectal Liver Metastases by Sven H. Loosen, Christoph Roderburg, Patrick H. Alizai, Anjali A. Roeth, Sophia M. Schmitz, Mihael Vucur, Mark Luedde, David Schöler, Pia Paffenholz, Frank Tacke, Christian Trautwein, Tom Luedde, Ulf P. Neumann, Tom F. Ulmer

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Body composition is associated with postoperative complications in perihilar cholangiocarcinoma by Guanwu Wang, Anna Mantas, Lara R. Heij, Tarick M. Al‐Masri, Dong Liu, Daniel Heise, Sophia M. Schmitz, Steven W. M. Olde Damink, Tom Luedde, Sven A. Lang, Tom F. Ulmer, Ulf P. Neumann, Jan Bednarsch

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Circulating levels of microRNA193a-5p predict outcome in early stage hepatocellular carcinoma. by Sven H Loosen, Theresa H Wirtz, Sanchari Roy, Mihael Vucur, Mirco Castoldi, Anne T Schneider, Christiane Koppe, Tom F Ulmer, Anjali A Roeth, Jan Bednarsch, Patrick H Alizai, Pia Paffenholz, Münevver Demir, Christian Trautwein, Frank Tacke, Ulf P Neumann, Christoph Roderburg, Tom Luedde

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Circulating levels of soluble urokinase plasminogen activator receptor predict outcome after resection of biliary tract cancer by Sven H. Loosen, Annemarie Breuer, Frank Tacke, Jakob N. Kather, Joao Gorgulho, Patrick H. Alizai, Jan Bednarsch, Anjali A. Roeth, Georg Lurje, Sophia M. Schmitz, Jonathan F. Brozat, Pia Paffenholz, Mihael Vucur, Thomas Ritz, Alexander Koch, Christian Trautwein, Tom F. Ulmer, Christoph Roderburg, Thomas Longerich, Ulf P. Neumann, Tom Luedde

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