About the Authors

Grace Chang

Roles Conceptualization, Formal analysis, Writing – original draft, Writing – review & editing

Affiliation Fielding School of Public Health, University of California, Los Angeles, United States of America

Rahul Malhotra

Roles Writing – review & editing

Affiliations Centre for Ageing Research & Education, Duke-NUS Medical School, Singapore, Health Services Research & Population Health, Duke-NUS Medical School, Singapore

Benjamin Seligman

Roles Conceptualization, Supervision, Writing – review & editing

bseligman@mednet.ucla.edu

Affiliations Geriatric Research, Education, and Clinical Center, Veterans Affairs Greater Los Angeles Health Care System, Los Angeles, United States of America, Department of Medicine, David Geffen School of Medicine, University of California, Los Angeles, United States of America

Competing Interests

The authors have declared that no competing interests exist.