Shihori Tanabe, Division of Risk Assessment, Center for Biological Safety and Research, National Institute of Health Sciences, Kawasaki 210-9501, Kanagawa, Japan
Author contributions: Tanabe S contributed to the writing and editing of the manuscript.
Supported by Japan Agency for Medical Research and Development (AMED), No. JP20ak0101093.
Conflict-of-interest statement: The author has nothing to disclose.
: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Shihori Tanabe, PhD, Senior Researcher, Division of Risk Assessment, Center for Biological Safety and Research, National Institute of Health Sciences, 3-25-26, Tonomachi, Kawasaki-ku, Kawasaki 210-9501, Kanagawa, Japan. email@example.com
Received: February 12, 2021
Peer-review started: February 12, 2021
First decision: February 19, 2021
Revised: February 28, 2021
Accepted: February 28, 2021
Article in press: February 28, 2021
Published online: February 28, 2021