1. Center for Developmental Epidemiology; Department of Psychiatry and Behavioral Sciences; Duke University Medical Center; Durham NC USA
2. Section on Development and Affective Neuroscience; Mood and Anxiety Disorders Program; National Institute of Mental Health Intramural Research Program; Bethesda MD USA
3. Section on Bipolar Spectrum Disorders; Mood and Anxiety Disorders Program; National Institute of Mental Health Intramural Research Program; Bethesda MD USA
4. Mood and Anxiety Disorders Program; National Institute of Mental Health Intramural Research Program; Bethesda MD USA