PD-L1 expression in non-small cell lung cancer: Correlations with genetic alterations

Andreas H. Scheel^*, Sascha Ansén, Anne M. Schultheis, Matthias Scheffler, Rieke N. Fischer, Sebastian Michels, Martin Hellmich, Julie George, Thomas Zander, Michael Brockmann, Erich Stoelben, Harry Groen, Wim Timens, Sven Perner, Michael von Bergwelt-Baildon, Reinhard Büttner, Jürgen Wolf