Funding for this research was provided by:
Canon Medical Systems Corporation
Received: 6 August 2020
Accepted: 12 March 2021
First Online: 25 March 2021
: The current study was approved by the Medical Ethics Committee of Tokyo Medical and Dental University in 2019. Patients consent to the use of their personal data for research purposes.
: Informed consent from all the patients was obtained.
: Chung Chan and Evren Asma are employees of Canon Medical Research USA, Inc., Vernon Hills, IL, USA. The other authors declare that they have no conflicts of interest.