Natsume, Jun https://orcid.org/0000-0002-2081-9449
Numaguchi, Atsushi
Ohno, Atsuko
Mizuno, Mihoko
Takahashi, Yoshiyuki
Okumura, Akihisa
Yoshikawa, Tetsushi
Saitoh, Shinji
Miura, Kiyokuni
Noda, Masaharu
Article History
Received: 30 December 2020
Revised: 14 May 2021
Accepted: 20 May 2021
First Online: 8 July 2021
Competing interests
: J.N. is affiliated with the endowed department from Aichi prefectural government (Department of Developmental Disability Medicine). The other authors declare no competing interests.
: Because of the nature of the retrospective study of the child death review database, informed consent from the families was not required.