Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (108-2314-B-024-001, 106-2314-B-024-001, 107-2314-B-024-001, 104-2314-B-024-002-MY2)
Received: 13 October 2020
Accepted: 30 March 2021
First Online: 20 May 2021
: All clinical semen specimens came from Taiwan Chi mei Medical Center and were approved by the IRB. (IRB approval number: Taiwan, Taiwan Chi mei Medical Center, IRB09808–006).
: The authors declare that there are no conflicts of interest.