Received: 24 December 2020
Accepted: 23 July 2021
First Online: 5 August 2021
: All study participants provided informed consent, and the study protocol was approved by the institutional ethics review committee at Ito Hospital and met the guidelines of our responsible agency. All methods were carried out in accordance with relevant guidelines and regulations.
: Written informed consent was obtained from the patients for publication of this study and the accompanying examination data.
: The authors have no competing financial interests to declare.