Received: 9 December 2020
Accepted: 6 April 2021
First Online: 20 April 2021
: All procedures performed in this study were followed in accordance with relevant guidelines. The specimens for this study were collected from an accredited donation program (Science Care, Inc., Phoenix, AZ, USA). All donors gave their informed consent inherent within the donation of the anatomical gift statement during their lifetime, as registered by Science Care. This study was approved by the institutional internal review board, based on the approval of the specimens’ delivery by Science Care Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.