How it works
... with a monthly injection of testosterone. The progestogen stops sperm production and the testosterone counteracts side-effects s ... » Read on
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How is it performed?
... er uterus for pregnancy, while the eggs are fertilized with the sperm in a laboratory. The embryos are then implanted into the w ... » Read on Why it is necessary
... of cases involve factors affecting men, which may include a low sperm count (oligospermia), poor sperm motility or lifespan, or ... » Read on
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