1. ESCAMP, European Scientific Cooperative on Anthroposophic Medicinal Products, Freiburg, Germany
2. Department Nutrition & Health, Louis Bolk Institute, Driebergen, The Netherlands
3. Faculty of Healthcare, University of Applied Sciences Leiden, Leiden, The Netherlands
4. Institute for Applied Epistemology and Medical Methodology, Witten/Herdecke University, Freiburg, Germany
5. Faculty of Health, Institute of Integrative Medicine, Witten/Herdecke University, Herdecke, Germany
6. Faculty of Medicine, Center for Complementary Medicine, Institute for Infection Prevention and Hospital Epidemiology, Medical Center, University of Freiburg, Freiburg, Germany
7. Independent Pharmaceutical Consultant, Søborg, Denmark
8. ARCIM Institute, Filderstadt, Germany