1. Gail and Gerald Oppenheimer Family Center for Neurobiology of Stress; Department of Medicine; David Geffen School of Medicine at UCLA; Los Angeles; CA; USA
2. Mailman School of Public Health; Columbia University; New York; NY; USA
3. Department of Internal Medicine; Sahlgrenska University Hospital; Göteborg; Sweden
4. Department of Psychiatry; David Geffen School of Medicine at UCLA; Los Angeles; CA; USA
5. Department of Physiology; David Geffen School of Medicine at UCLA; Los Angeles; CA; USA