1. Department of Molecular and Cellular Sports Medicine; Institute of Cardiovascular Research and Sports Medicine; German Sport University; Cologne Germany
2. Faculty of Health Sciences; Global Health; McMaster University; Hamilton Canada
3. Department of Hematology and Oncology; McMaster Children's Hospital; McMaster University; Hamilton Canada
4. Department 1 of Internal Medicine; Center for Integrated Oncology Cologne/Bonn; University Hospital Cologne; Germany