Maeda, Isseki http://orcid.org/0000-0002-0018-3359
Satomi, Eriko
Kiuchi, Daisuke
Nishijima, Kaoru
Matsuda, Yoshinobu http://orcid.org/0000-0001-5092-9377
Tokoro, Akihiro
Tagami, Keita http://orcid.org/0000-0001-8081-5979
Matsumoto, Yoshihisa http://orcid.org/0000-0003-3112-4818
Naito, Akemi
Morita, Tatsuya
Iwase, Satoru
Otani, Hiroyuki
Odagiri, Takuya
Watanabe, Hiroaki
Mori, Masanori
Matsuda, Yosuke
Nagaoka, Hiroka
Mayuzumi, Meiko
Kanai, Yoshiaki
Sakamoto, Nobuhiro
Ariyoshi, Keisuke
,
Article History
Received: 12 October 2020
Accepted: 9 February 2021
First Online: 20 March 2021
Declarations
:
: This study was conducted in accordance with the Declaration of Helsinki and the requirements set forth by the Japanese Ethical Guidelines for Epidemiology Research. Study protocol was reviewed and approved by institutional review boards of all participating sites. Opt-out methods were employed and written informed consent was waived according to the Japanese Ethical Guidelines for Epidemiology Research and the guidance of institutional review boards.
: Not applicable.
: The authors declare no competing interests.