1. Virginia Institute for Psychiatric and Behavioral Genetics; Virginia Commonwealth University; Richmond VA USA
2. Indiana University School of Medicine; Indianapolis IN USA
3. San Diego VA Medical Center; University of California; San Diego CA USA
4. University of Connecticut Health Center; Farmington CT USA
5. State University of New York (SUNY) Downstate Medical Center; Brooklyn NY USA
6. Washington University; St. Louis MO USA
7. University of Iowa College of Medicine; Iowa City IA USA