1. Department of Sociology, Center for Demography of Health and Aging, and Center for Demography and Ecology, University of Wisconsin–Madison, Madison, WI, USA
2. Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
3. Department of Biostatistics and Medical Informatics, University of Wisconsin–Madison, Madison, WI, USA
4. Center for Demography of Health and Aging, Department of Biostatistics and Medical Informatics, and Department of Statistics, University of Wisconsin–Madison, Madison, WI, USA
5. Center for Demography of Health and Aging, Center for Demography and Ecology, La Follette School of Public Affairs, Department of Population Health Science, and Department of Agricultural and Applied Economics, University of Wisconsin–Madison, Madison, WI, USA