About the Authors

Yong Heo

Contributed equally to this work with: Yong Heo, Yubin Zhang

Affiliation College of Natural Sciences, Catholic University of Daegu, Kyongsan-si, Republic of Korea

Yubin Zhang

Contributed equally to this work with: Yong Heo, Yubin Zhang

Affiliations Wadsworth Center, New York State Department of Health, Albany, New York, United States of America, University at Albany School of Public Health, Albany, New York, United States of America

Donghong Gao

Affiliation Wadsworth Center, New York State Department of Health, Albany, New York, United States of America

Veronica M. Miller

Affiliation Wadsworth Center, New York State Department of Health, Albany, New York, United States of America

David A. Lawrence

david.lawrence@wadsworth.org

Affiliations Wadsworth Center, New York State Department of Health, Albany, New York, United States of America, University at Albany School of Public Health, Albany, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YH YZ DG DAL. Performed the experiments: YH YZ DG VMM. Analyzed the data: YH YZ DG VMM DAL. Wrote the paper: YH YZ VMM DAL.