1. INSERM UMR 894 Center of Psychiatry and Neurosciences, team “Pain, Stress & Neuroinflammation” Sainte-Anne Hospital; Paris France
2. INSERM U987 “Pathophysiology and Pharmacology Pain Clinic”; Centre for Evaluation and Treatment of Pain; Ambroise Paré Hospital; Boulogne-Billancourt France
3. Dept of Pharmacology; University College London; Gower St London WC1E 6BT UK
4. Dept of Anatomy; University of California - San Francisco; Box 2722 Mission Bay - Rock Hall 1550 4th St San Francisco 94158-2722 USA
5. University of Heidelberg; Germany; Branichstr 17 Schriesheim 69198 Germany