1. Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, New York
2. Department of Epidemiology, School of Public Health, University of Albany, Rensselaer, New York
3. Department of Biostatistics, School of Nursing, Columbia University, New York, New York
4. Department of Health and Behavior Studies, Teachers College, Columbia University, New York, New York
5. Community Health and Outreach, Family Health Center of Harlem, New York, New York
6. Northeast Center for Occupational Health and Safety, Bassett Healthcare Network, Cooperstown, New York