1. Department of Psychiatry and Human Behavior; Alpert Medical School of Brown University/The Miriam Hospital Weight Control and Diabetes Research Center; Providence RI USA
2. Department of Neurology and the Montefiore Headache Center; Albert Einstein College of Medicine/Montefiore Medical Center; Bronx NY USA
3. Department of Psychiatry and Human Behavior; Alpert Medical School of Brown University/The Miriam Hospital; Providence RI USA
4. Department of Neurology; Alpert Medical School of Brown University; Providence RI USA