1. 1Department of Medicine K2, Karolinska Institutet, Stockholm, Sweden
2. 2National Research Council Institute of Clinical Physiology, Pisa, Italy
3. 3National Research Council Institute of Neuroscience, Padova, Italy
4. 4Heart, Vascular and Neuro Theme, Karolinska University Hospital, Stockholm, Sweden
5. 5Capio St. Görans Hospital, Stockholm, Sweden
6. 6Center for Safety Research, KTH Royal Institute of Technology, Stockholm, Sweden
7. 7Mass Spectrometry Laboratory, Department of Pathology, University of Pisa, Pisa, Italy
8. 8Clinical Pathology Laboratory, Santa Chiara University Hospital, Pisa, Italy