1. Columbia University Vagelos College of Physicians and Surgeons; New York State Psychiatric Institute; New York New York
2. Epidemiology; University of Pittsburgh Graduate School of Public Health; Pittsburgh Pennsylvania
3. School of Nursing; Duquesne University; Pittsburgh Pennsylvania
4. Department of Psychiatry; University of Pittsburgh School of Medicine; Pittsburgh Pennsylvania
5. National Institute of Diabetes and Digestive and Kidney Diseases; Bethesda Maryland
6. Neuropsychiatric Research Institute; Fargo North Dakota