Within the day in the egg retrieval, your male partner will need to generate a sperm specimen for your IVF laboratory to use to fertilize the eggs. Or, semen have to be received with the donor. The person delivering the semen must abstain from ejaculation for 3 to 5 days https://highkeysocial.com/story3961129/in-vitro-fertilization-things-to-know-before-you-buy