Funding for this research was provided by:
Private University Research Branding Project
JSPS KAKENHI (JP18K09005)
Received: 4 October 2019
Accepted: 31 August 2020
First Online: 18 September 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethic Committee of the Juntendo University and participants provided written informed consent before scanning.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no competing interest.