Corresponding Author

Department of Medicine III, University Hospital RWTH Aachen, Aachen, Germany

German Cancer Consortium (DKTK), German Cancer Research Center (DKFZ), Heidelberg, Germany

Medical Oncology, National Center of Tumor Diseases (NCT), University Hospital Heidelberg, Heidelberg, Germany

Pathology & Data Analytics, Leeds Institute of Medical Research at St James's, University of Leeds, Leeds, UK

Correspondence to: JN Kather, Department of Medicine III, University Hospital Aachen, Pauwelsstraße 30, 52074 Aachen, Germany.

E-mail: jkather@ukaachen.de