1. Department of Clinical Pharmacology, University of Linköping, 58185 Linköping, Sweden
2. Division of Forensic Toxicology, National Board of Forensic Toxicology, 58758 Linköping, Sweden
3. Department of Anatomical, Histological, Forensic and Orthopaedic Sciences, Sapienza University of Rome, 00161 Rome, Italy