1. The Miriam Hospital, Women's Medicine Collaborative, Providence, Rhode Island, USA.
2. Department of Neuroscience, Brown University, Providence, Rhode Island, USA.
3. Department of Medicine, The Miriam Hospital, Warren Alpert Medical School of Brown University, Providence, Rhode Island, USA.
4. Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, Providence, Rhode Island, USA.