1. Center for Women’s Health and Health Disparities Research, University of Wisconsin–Madison, Madison, WI, USA
2. Robert Wood Johnson Foundation Center for Health Policy at Meharry Medical College, Nashville, TN, USA
3. Inter-University Consortium for Political and Social Research, University of Michigan, Ann Arbor, MI, USA
4. Department of Political Science and Robert Wood Johnson Foundation Center for Health Policy, University of New Mexico, Albuquerque, NM, USA