1. Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University, Richmond, Virginia, USA
2. Department of Complex Trait Genetics, Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, Netherlands
3. Department of Psychiatry, Robert Wood Johnson Medical School, Rutgers – The State University of New Jersey, Piscataway, New Jersey, USA
4. Department of Human and Molecular Genetics, Virginia Commonwealth University, Richmond, Virginia, USA
5. Department of Psychology, Virginia Commonwealth University, Richmond, Virginia, USA
6. College Behavioral and Emotional Health Institute, Virginia Commonwealth University, Richmond, Virginia, USA