1. Executive Department for Quality and Risk ManagementUniversity Hospital Graz Graz Austria
2. Research Unit for Safety in Healthc/o Division of Plastic, Aesthetic and Reconstructive SurgeryDepartment of SurgeryMedical University of Graz Graz Austria
3. Department of Internal MedicineMedical University of Graz Graz Austria
4. Institute for Medical Informatics, Statistics and DocumentationMedical University of Graz Graz Austria
5. University Hospital Graz Graz Austria
6. Executive Department for Hygiene AspectsUniversity Hospital Graz Graz Austria