Received: 19 March 2021
Accepted: 17 September 2021
First Online: 7 October 2021
: Ethics approval and consent to participate: The study was performed under the guidelines of the Helsinki Declaration and approved by the Human Subjects Protection Offices (IRB) of the TSGH, National Defense Medical Center, Taiwan. Informed consents were collected from all participants before enrollment. This study does not include animal data.
: Not applicable.
: The authors declare that they have no competing interests.