About the Authors

Xiaoxia Yang

xiaoxia.yang@fda.hhs.gov

Affiliation National Center for Toxicological Research, Food and Drug Administration, Jefferson, Arkansas, United States of America

John Duan

Affiliation Center for Drug Evaluation and Research, Food and Drug Administration, Silver Spring, Maryland, United States of America

Jeffrey Fisher

Affiliation National Center for Toxicological Research, Food and Drug Administration, Jefferson, Arkansas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: XY JD JF. Data curation: XY JF. Formal analysis: XY JF. Funding acquisition: XY JF. Investigation: XY JF. Methodology: XY JF. Project administration: XY JF. Resources: XY JF. Software: XY JF. Supervision: XY JF. Visualization: XY JD JF. Writing – original draft: XY. Writing – review & editing: JD JF.