Received: 28 April 2022
Accepted: 8 November 2022
First Online: 17 November 2022
: The TMM BirThree Cohort Study protocol was reviewed and approved by the Ethics Committee of Tohoku University Tohoku Medical Megabank Organization (2013-1-103-1). Trained genome medical research coordinators were placed in each clinic, hospital, or community support center to provide information on the TMM BirThree Cohort Study to potential participants and to receive signed informed consent forms from those who agreed to participate.
: Not applicable.
: The authors declare that they have no competing interests.