About the Authors

Min-su Oh

Contributed equally to this work with: Min-su Oh, Miok Kim

Roles Conceptualization, Writing – original draft

These authors contributed equally to this work.

Affiliations Department of Pediatrics, Jeju National University College of Medicine, Jeju, Republic of Korea, The Environmental Health Center, Jeju, Republic of Korea

Miok Kim

Contributed equally to this work with: Min-su Oh, Miok Kim

Roles Conceptualization, Writing – review & editing

These authors contributed equally to this work.

Affiliation Department of Internal Medicine, Jeju National University College of Medicine, Jeju, Republic of Korea

Jung-Kook Song

Roles Conceptualization, Data curation, Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing

salbab@hotmail.com

Affiliations The Environmental Health Center, Jeju, Republic of Korea, Department of Preventive Medicine, Jeju National University College of Medicine, Jeju, Republic of Korea

Seong-Chul Hong

Roles Conceptualization

Affiliations The Environmental Health Center, Jeju, Republic of Korea, Department of Preventive Medicine, Jeju National University College of Medicine, Jeju, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.