Depending on the country you come from, you may be required a travel authorization for entering the US for up to 2 years. Moreover, it allows you to stay in the country during up to 90 days (3 months) without a visitor visa.
Read the full article on: Traveling to the USA for Egg or Sperm Donation ( 68).
By Andrea Rodrigo B.Sc., M.Sc. (embryologist) and Sandra Fernández B.A., M.A. (fertility counselor).
Last Update: 10/08/2015