1. Institute for Complementary and Integrative Medicine, University Hospital Zurich and University of Zurich, Zurich, Switzerland
2. Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Institute of Social Medicine, Epidemiology and Health Economics, Berlin, Germany
3. Comprehensive Cancer Center Zurich, University Hospital Zurich, Zurich, Switzerland
4. Cantonal Hospital St. Gallen, Department of Development and Quality Management in Nursing, Network Oncology, St. Gallen, Switzerland
5. Institute of Higher Education and Research & Department of Oncology Faculty of Biology and Medicine, University of Lausanne and Lausanne University Hospital, Lausanne, Switzerland
6. Department Health, Kalaidos University of Applied Sciences, Zurich, Switzerland