1. Institute of Forensic Medicine, Forensic Toxicology and Chemistry, University of Bern , Murtenstrasse 26, 3008 Bern, Switzerland
2. Graduate School for Cellular and Biomedical Sciences, University of Bern , Mittelstrasse 43, 3012 Bern, Switzerland
3. Institute of Technology Management, University of St. Gallen , Dufourstrasse 40a, 9000 St. Gallen, Switzerland
4. Institute of Forensic Medicine, Medical Center, University of Freiburg , Albertstraße 9, 79104 Freiburg, Germany