Tumor microenvironment-derived S100A8/A9 is a novel prognostic biomarker for advanced melanoma patients and during immunotherapy with anti-PD-1 antibodies oleh Nikolaus B. Wagner, Benjamin Weide, Mirko Gries, Maike Reith, Kathrin Tarnanidis, Valerie Schuermans, Charlotte Kemper, Coretta Kehrel, Anne Funder, Ramtin Lichtenberger, Antje Sucker, Esther Herpel, Tim Holland-Letz, Dirk Schadendorf, Claus Garbe, Viktor Umansky, Jochen Utikal, Christoffer Gebhardt