Nakamura, Mari
Matsumura, Kenta
Ohnuma, Yoshiko
Yoshida, Taketoshi
Tsuchida, Akiko
Hamazaki, Kei
Inadera, Hidekuni
Kamijima, Michihiro
Yamazaki, Shin
Ohya, Yukihiro
Kishi, Reiko
Yaegashi, Nobuo
Hashimoto, Koichi
Mori, Chisato
Ito, Shuichi
Yamagata, Zentaro
Inadera, Hidekuni
Nakayama, Takeo
Iso, Hiroyasu
Shima, Masayuki
Kurozawa, Youichi
Suganuma, Narufumi
Kusuhara, Koichi
Katoh, Takahiko
,
Article History
Received: 3 June 2021
Accepted: 6 September 2021
First Online: 23 September 2021
Declarations
:
: The JECS comprehensive protocol was reviewed and approved by the Ministry of the Environment’s Institutional Review Board on Epidemiological Studies (100910001) and the ethics committees of all participating institutions. This specific study was approved by the Ethics Committee of the University of Toyama (R2019184). JECS is conducted in accordance with the Helsinki Declaration and other national regulations, and written informed consent was obtained from parents/guardians of the participants whose age was below 16.
: Not applicable.
: The authors declare that they have no competing interests.