About the Authors

HwaJung Choi

hwajungc@umich.edu

Affiliation Department of Internal Medicine, University of Michigan, Ann Arbor, MI, United States of America

Robert F. Schoeni

Affiliations Department of Economics, University of Michigan, Ann Arbor, MI, United States of America, G. Ford School of Public Policy, University of Michigan, Ann Arbor, MI, United States of America, Survey Research Center, University of Michigan, Ann Arbor, MI, United States of America

Linda G. Martin

Affiliation RAND Corporation, Arlington, VA, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: HC. Wrote the paper: HC RFS LGM.