1. Professor, IU Internationale Hochschule, University of Applied Sciences, Düsseldorf, Germany
2. Paramedic, HSD Hochschule Döpfer, University of Applied Sciences, Cologne, Germany
3. Nursing Teacher, HSD Hochschule Döpfer, University of Applied Sciences, Cologne, Germany
4. Lecturer and Paramedic, Universität Bremen, Fakultät für Human und Gesundheitswissenschaften, Bremen, Germany
5. Scientist and Lecturer, HSD Hochschule Döpfer, University of Applied Sciences, Cologne, Germany, Forschungszentrum Jülich, Jülich, Germany