https://raf.bioscientifica.com/view/journals/raf/1/1/RAF-20-0018.xml
origin - https://www.pipiscrew.com/?p=19218 one-day-is-better-than-four-days-of-ejaculatory-abstinence-for-sperm-function
https://raf.bioscientifica.com/view/journals/raf/1/1/RAF-20-0018.xml
origin - https://www.pipiscrew.com/?p=19218 one-day-is-better-than-four-days-of-ejaculatory-abstinence-for-sperm-function