1. Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, New York, USA
2. National Center for Healthy Housing, Columbia, Maryland, USA
3. Department of Epidemiology and
4. Department of Environmental Health, Tulane School of Public Health and Tropical Medicine, New Orleans, Louisiana, USA
5. Department of Environmental Health, University of Cincinnati, Cincinnati, Ohio, USA
6. Department of Environmental Health, Harvard School of Public Health, Boston, Massachusetts, USA
7. Department of Occupational & Environmental Health, The University of Iowa, College of Public Health, Iowa City, Iowa, USA
8. Department of Environmental Health Sciences, Case Western Reserve University, Cleveland, Ohio, USA