1. Department of Psychiatry, University of Milan, IRCCS Fondazione Ospedale Maggiore Policlinico Mangiagalli e Regina Elena, Milan, Italy
2. BioVid CorporationPrinceton, New Jersey, USA
3. AstraZeneca Pharmaceuticals LP, Wilmington, Delaware, USA
4. Krankenhaus für Psychiatrie, Psychotherapie und Psychosomatische Medizin Schloss Werneck, Werneck, Germany