?:authorAffiliation
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[\'Center for Health Policy, Department of Medicine, Stanford University School of Medicine, Stanford University, Stanford, CA 94305.\', \'Department of Economics, Massachusetts Institute of Technology, Cambridge, MA 02142.\', \'Enhancing Health Data Program, Demographic Directorate, US Census Bureau, Washington, DC 20233.\', \'Department of Economics, Massachusetts Institute of Technology, Cambridge, MA 02142; afink@mit.edu.\']
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