1. Department of Health Behavior and Health Education, University of Michigan School of Public Health, Ann Arbor
2. Department of Health Law Policy and Management, Boston University School of Public Health, Boston, Massachusetts
3. Department of Health Management and Policy, University of Michigan School of Public Health, Ann Arbor
4. Now with Department of Public Health, Wayne State University, Detroit, Michigan
5. Now with Department of Health Policy and Management, UCLA Jonathan and Karin Fielding School of Public Health, Los Angeles, California