About the Authors

Nobuoki Eshima

Affiliation Department of Biostatistics, Faculty of Medicine, Oita University, Yufu, Oita, Japan

Osamu Tokumaru

ostokuma@oita-u.ac.jp

Affiliation Department of Neurophysiology, Faculty of Medicine, Oita University, Yufu, Oita, Japan

Shohei Hara

Affiliation Editorial Bureau, The Yomiuri Shimbun Osaka (newspaper), Osaka, Japan

Kira Bacal

Affiliation Medical Programme Directorate, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand

Seigo Korematsu

Affiliation Department of Pediatrics and Child Neurology, Faculty of Medicine, Oita University, Yufu, Oita, Japan

Shigeru Karukaya

Affiliation Department of Pediatrics and Child Health, Kurume University School of Medicine, Kurume, Fukuoka, Japan

Kiyo Uruma

Affiliation Department of Biostatistics, Faculty of Medicine, Oita University, Yufu, Oita, Japan

Nobuhiko Okabe

Affiliation Infectious Disease Surveillance Center, National Institute of Infectious Diseases, Shinjuku, Tokyo, Japan

Toyojiro Matsuishi

Affiliation Department of Pediatrics and Child Health, Kurume University School of Medicine, Kurume, Fukuoka, Japan

Competing Interests

The authors have declared that no competing interests exist.