1. Division of Molecular Diagnostics of Oncogenic Infections; German Cancer Research Center (DKFZ); Heidelberg Germany
2. Division of Clinical Epidemiology and Aging Research; German Cancer Research Center (DKFZ); Heidelberg Germany
3. Department of Medical Oncology; National Center for Tumor Diseases (NCT) and Heidelberg University Hospital; Heidelberg Germany
4. Department of Pathology; Radboud University Medical Center; Nijmegen The Netherlands
5. Department of Microbiology; Institut Pasteur; Paris France