About the Authors

Doukyoung Chon

Contributed equally to this work with: Doukyoung Chon, Ki Bong Yoo

Roles Supervision, Writing – original draft, Writing – review & editing

Affiliations Department of Preventive Medicine and Public Health, Ajou University School of Medicine, Suwon, Republic of Korea, Institute on Aging, Ajou University Medical Center, Suwon, Republic of Korea

Ki Bong Yoo

Contributed equally to this work with: Doukyoung Chon, Ki Bong Yoo

Roles Supervision, Validation, Writing – review & editing

Affiliation College of Health Sciences, Yonsei University, Wonju, Korea

Jae-Hyun Kim

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

kjh930529@gmail.com

Affiliations Department of Health Administration, College of Health Science, Dankook University, Cheonan, Korea, Institute of Health Promotion and Policy, Dankook University, Cheonan, Korea

Competing Interests

The authors have declared that no competing interests exist.