About the Authors

Masayoshi Shinjoh

Roles Data curation, Investigation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Pediatrics, Keio University School of Medicine, Tokyo, Japan

Norio Sugaya

Roles Conceptualization, Formal analysis, Investigation, Project administration, Supervision, Writing – original draft, Writing – review & editing

sugaya-n@za2.so-net.ne.jp

Affiliation Department of Pediatrics, Keiyu Hospital, Kanagawa, Japan

Yoshio Yamaguchi

Roles Conceptualization, Data curation, Investigation, Methodology, Supervision, Validation

Affiliation Institute of Clinical Research & Department of Infection and Allergy, National Hospital Organization Tochigi Hospital, Tochigi, Japan

Ichiro Ookawara

Roles Data curation, Project administration

Affiliation Department of Pediatrics, Japanese Red Cross Shizuoka Hospital, Shizuoka, Japan

Yuji Nakata

Roles Data curation, Software

Affiliation Department of Pediatrics, Nippon Koukan Hospital, Kanagawa, Japan

Atsushi Narabayashi

Roles Data curation, Investigation, Methodology

Affiliation Department of Pediatrics, Kawasaki Municipal Hospital, Kanagawa, Japan

Munehiro Furuichi

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Keio University School of Medicine, Tokyo, Japan

Naoko Yoshida

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Keio University School of Medicine, Tokyo, Japan

Akinobu Kamei

Roles Data curation, Investigation

Affiliation Department Pediatrics, Yokohama Municipal Citizen’s Hospital, Kanagawa, Japan

Yuu Kuramochi

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Subaru Health Insurance Society Ota Memorial Hospital, Gunma, Japan

Akimichi Shibata

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Japanese Red Cross Ashikaga Hospital, Tochigi, Japan

Motoko Shimoyamada

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Saitama City Hospital, Saitama, Japan

Hisataka Nakazaki

Roles Data curation, Methodology

Affiliation Department of Pediatrics, Tokyo Dental College Ichikawa General Hospital, Chiba, Japan

Naohiko Maejima

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Tokyo Metropolitan Ohtsuka Hospital, Tokyo, Japan

Erika Yuasa

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Saiseikai Utsunomiya Hospital, Tochigi, Japan

Eriko Araki

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Japanese Red Cross Ashikaga Hospital, Tochigi, Japan

Naonori Maeda

Roles Data curation, Investigation, Methodology

Affiliation Department of Pediatrics, National Hospital Organization Tokyo Medical Center, Tokyo, Japan

Takuma Ohnishi

Roles Data curation, Investigation, Software

Affiliation Department of Pediatrics, National Hospital Organization Saitama Hospital, Saitama, Japan

Mitsuhiro Nishida

Roles Data curation, Investigation, Validation

Affiliation Department of Pediatrics, Shizuoka City Shimizu Hospital, Shizuoka, Japan

Nobuhiko Taguchi

Roles Data curation, Formal analysis

Affiliation Department of Pediatrics, Keiyu Hospital, Kanagawa, Japan

Makoto Yoshida

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Sano Kosei General Hospital, Tochigi, Japan

Kenichiro Tsunematsu

Roles Investigation, Validation

Affiliation Department of Pediatrics, Hino Municipal Hospital, Tokyo, Japan

Meiwa Shibata

Roles Data curation, Investigation

Affiliation Department of Pediatrics, Yokohama Rosai Hospital, Kanagawa, Japan

Yasuhiro Hirano

Roles Investigation, Methodology

Affiliation Department of Pediatrics, Hiratsuka City Hospital, Kanagawa, Japan

Shinichiro Sekiguchi

Roles Conceptualization, Formal analysis

Affiliation Department of Pediatrics, Keio University School of Medicine, Tokyo, Japan

Chiharu Kawakami

Roles Conceptualization, Supervision

Affiliation Yokohama City Institute of Public Health, Yokohama, Japan

Keiko Mitamura

Roles Conceptualization, Data curation, Supervision, Validation

Affiliation Department of Pediatrics, Eiju General Hospital, Tokyo, Japan

Takao Takahashi

Roles Conceptualization, Project administration, Supervision, Validation

Affiliation Department of Pediatrics, Keio University School of Medicine, Tokyo, Japan

Competing Interests

We have read the journal’s policy and the authors of this manuscript have the following competing interests: within 36 months, Dr. Norio Sugaya has received speakers’ honoraria from Chugai, Shionogi, Daiichi Sankyo, Astellas, Merck, and Denka Seiken. Dr. Masayoshi Shinjoh has received speakers’ honoraria from Shionogi, Meiji Seika, Merck, Sumitomo Dainippon, Japan Vaccine, Maruho, Astellas, Daiichi Sankyo, and grant support from Janssen. Dr. Keiko Mitamura has received speakers’ honoraria from Shionogi, Meiji Seika, and manuscript fee from Astellas. Dr. Takao Takahashi has received speakers’ honoraria from Daiichi Sankyo, GlaxoSmithKline, Japan Vaccine, Pfizer, Merck, and grant support from Daiichi Sankyo, Japan Vaccine, Pfizer, Merck, Takeda, and Astellas. Other authors have no competing interests regarding this study. This does not alter our adherence to PLOS ONE policies on sharing data and materials.