Funding for this research was provided by:
Received: 11 December 2020
Accepted: 14 August 2021
First Online: 23 August 2021
: All experimental protocols and collection of data were approved by Gwangju organizing committee of FINA World Masters Championships. All methods were carried out in accordance with relevant guidelines and regulations and informed consent was obtained from all subjects.
: Not applicable.
: The authors declare that they have no competing interests.