1. School of Public Health, George Washington University, Washington, DC, USA
2. School of Social Work, University of Maryland Baltimore, Baltimore, MD, USA
3. School of Social Work, The University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
4. Francis King Carey School of Law, University of Maryland Baltimore, Baltimore, MD, USA
5. Environmental Health Bureau, Maryland Department of Health, Baltimore, MD, USA
6. School of Medicine, University of Maryland Baltimore, Baltimore, MD, USA