1. Department of Psychology, Drexel University, Philadelphia, PA 19104, USA
2. Department of Psychiatry, University of Pennsylvania, Philadelphia, PA 19104, USA
3. Center for Health Research, Geisinger Health Systems, Danville, PA 17822, USA
4. Department of Child and Adolescent Psychiatry, The Children's Hospital of Philadelphia, 3440 Market Street, Suite 410, Philadelphia, PA 19104, USA
5. Anguilla Community College, George Hill British West Indies, PA 19104, USA