1. Centre for the Study of Social Emotional Development of the at Risk Infant, and
2. Department of Child and Adolescent Neurology and Psychiatry, Scientific Institute “E. Medea,” Bosisio Parini, Lecco, Italy;
3. NICU, Manzoni Hospital, Lecco, Italy;
4. Child Development Unit, Department of Psychology, University of Massachusetts Boston, Boston, Massachusetts; and
5. Department of Newborn Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts