1. Medical Department, Division of Hematology and Oncology; Charité - Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin and Berlin Institute of Health; Berlin Germany
2. Medical Department, Charité Comprehensive Cancer Center; Charité - Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin and Berlin Institute of Health; Berlin Germany
3. Institute of Medical Psychology; Charité - Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health; Berlin Germany
4. Wilfrid Laurier University; Department of Psychology; Waterloo Ontario Canada