About the Authors

Masahiro Ishikane

ishikanemasahiro@gmail.com

Affiliations Department of Disease Control and Prevention Center, National Center for Global Health and Medicine, Tokyo, Japan, Division of Global infectious diseases, Department of Infection and Epidemiology, Graduate School of Medicine, Tohoku University, Miyagi, Japan

Kayoko Hayakawa

Affiliation Department of Disease Control and Prevention Center, National Center for Global Health and Medicine, Tokyo, Japan

Satoshi Kutsuna

Affiliation Department of Disease Control and Prevention Center, National Center for Global Health and Medicine, Tokyo, Japan

Nozomi Takeshita

Affiliation Department of Disease Control and Prevention Center, National Center for Global Health and Medicine, Tokyo, Japan

Norio Ohmagari

Affiliation Department of Disease Control and Prevention Center, National Center for Global Health and Medicine, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: MI KH SK NT NO. Formal analysis: MI KH NO. Funding acquisition: KH NO. Investigation: MI KH. Methodology: MI KH. Project administration: KH NO. Supervision: KH NO. Visualization: MI KH NO. Writing – original draft: MI KH SK NT NO. Writing – review & editing: MI KH SK NT NO.