1. University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA
2. Rollins School of Public Health, Emory University, Atlanta, GA
3. johns hopkins bloomberg school of public health, johns hopkins university, baltimore, md
4. Department of Health Care Policy, Harvard Medical School, Harvard University, Boston, MA
5. Office of Continuing Education, Emory University, Atlanta, GA
6. School of Public Health, University of Minnesota, Minneapolis, MN
7. Division of Public Health Practice, Harvard University, Boston, MA
8. Department of Community Health Sciences, School of Public Health, University of California at Los Angeles, Los Angeles, CA