1. Department of Psychiatry, Yale University School of Medicine, New Haven, Connecticut 06511, USA;
2. The Child Study Center, Yale University School of Medicine, New Haven, Connecticut 06519, USA
3. Department of Social and Behavioral Sciences, Yale School of Public Health, New Haven, Connecticut 06510, USA
4. Women's Health Research at Yale, Yale University School of Medicine, New Haven, Connecticut 06510, USA
5. Department of Psychology, Yale University, New Haven, Connecticut 06511, USA