About the Authors
- Jung Ki Kim
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Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft, Writing – review & editing
* E-mail: jungk@usc.edu
Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America
- Eileen M. Crimmins
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Roles Funding acquisition, Investigation, Methodology, Resources, Supervision, Writing – review & editing
Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.