1. University of Rochester Medical Center, Rochester, NY, USA
2. U.S. Equal Employment Opportunity Commission, Washington, DC, USA
3. Inter-University Consortium for Political and Social Research (ICPSR), University of Michigan, Ann Arbor, MI, USA
4. Massachusetts General Hospital, Charlestown, MA, USA
5. Harvard Medical School, Boston, MA, USA
6. University of Michigan, Ann Arbor, MI, USA