About the Authors

Jeoung A. Kwon

Affiliations Department of Public Health, Graduate School, Yonsei University, Seoul, Republic of Korea, Institute of Health Services Research, Yonsei University College of Medicine, Seoul, Republic of Korea

Eun-Cheol Park

Affiliations Institute of Health Services Research, Yonsei University College of Medicine, Seoul, Republic of Korea, Department of Preventive Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea

Minjee Lee

Affiliations Department of Public Health, Graduate School, Yonsei University, Seoul, Republic of Korea, Institute of Health Services Research, Yonsei University College of Medicine, Seoul, Republic of Korea

Ki-Bong Yoo

Affiliations Department of Public Health, Graduate School, Yonsei University, Seoul, Republic of Korea, Institute of Health Services Research, Yonsei University College of Medicine, Seoul, Republic of Korea

Sohee Park

soheepark@yuhs.ac

Affiliation Department of Biostatistics, Graduate School of Public Health, Yonsei University, Seoul, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JAK ECP SP. Performed the experiments: JAK. Analyzed the data: JAK. Contributed reagents/materials/analysis tools: ECP KBY ML. Wrote the paper: JAK SP. Reviewed statistical analysis and manuscript: KBY ML.