About the Authors

Hong-Ah Kim

Contributed equally to this work with: Hong-Ah Kim, Ju-Young Shin

Affiliation Korea Institute of Drug Safety and Risk Management (KIDS), Seoul, Korea

Ju-Young Shin

Contributed equally to this work with: Hong-Ah Kim, Ju-Young Shin

Affiliation Korea Institute of Drug Safety and Risk Management (KIDS), Seoul, Korea

Mi-Hee Kim

Affiliation Korea Institute of Drug Safety and Risk Management (KIDS), Seoul, Korea

Byung-Joo Park

bjpark@snu.ac.kr

Affiliations Korea Institute of Drug Safety and Risk Management (KIDS), Seoul, Korea, Department of Preventive Medicine, College of Medicine, Seoul National University, Seoul, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HAK JYS BJP. Performed the experiments: HAK JYS. Analyzed the data: MHK. Contributed reagents/materials/analysis tools: JYS BJP. Wrote the paper: HAK JYS.