Department of Translational Genomics, Department of Pathology and Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany.|Department of Translational Genomics, Department of Pathology and Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany.|Department of Translational Genomics, Department of Pathology and Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany.