Funding for this research was provided by:
Japan Agency for Medical Research and Development (Not Available)
Health Promotion Administration, Ministry of Health and Welfare (H25-Kenki-Shitei-002 (Fukko))
the Reconstruction Agency, the Ministry of Education, Culture, Sports, Science and Technology (Not available)
Ministry of Health, Labour and Welfare, Japan, through a Health Sciences Research Grant for Health Services (H24-Kenki-Shitei-002)
an Intramural Research Grant for Special Project Research from International Research Institute of Disaster Science, Tohoku University (Not Available)
Received: 18 May 2019
Accepted: 3 July 2020
First Online: 16 July 2020
Ethics Approval and Consent to Participate
: The research protocol was approved by the Ethics Committee of Tohoku University. The participants answered the questionnaires after providing informed consent.
: Not applicable.
: The authors, Yusuke Utsumi, Harumi Nemoto, Naoki Nakaya, Tomohiro Nakamura, Naho Tsuchiya, Akira Narita, Mana Kogure, Tomomi Suzuki, Moe Seto, Mitsuaki Katayanagi, Junko Okuyama, Atsushi Sakuma, Nami Honda, Yumi Sugawara, Halley Kaye-Kauderer, Yuta Takahashi, Akemi Kayama, Yoshihisa Kakuto, Masahiro Kohzuki, Atsushi Hozawa, Ichiro Tsuji, and Hiroaki Tomita, declare no conflicts of interest associated with this manuscript.