1 Department of Internal Medicine, Medical University of Graz, Graz, Austria. [email protected].
2 Executive Department for Quality and Risk Management, University Hospital Graz, Graz, Austria. [email protected].
3 Research Unit for Safety in Health, Division of Plastic, Aesthetic and Reconstructive Surgery, Department of Surgery, Medical University of Graz, Graz, Austria. [email protected].
4 Department of Intensive Care Medicine, University Hospital Bern, Inselspital, University of Bern, Bern, Switzerland.
5 Institute for Medical Informatics, Statistics and Documentation, Medical University of Graz, Graz, Austria.
6 Department of Internal Medicine, Medical University of Graz, Graz, Austria.