only 60 participants
Any of them children?
They should EXPAND the study to also examine the effects of COVID-19 disease itself on sperm quality.
And maybe also include participants who do not get vaccinated and don’t contract COVID-19. They would serve as a “control” to insure factors such as seasonal variation are ruled out.
The phase 3 trials for one of the jabs was only 24 monkeys (in experimental and control combined).