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Published online by Cambridge University Press: 17 March 2004
The effective separation of sex (‘in bed’) and fertilization (‘under the microscope’) has already been practised successfully for the past 25 years by well over one million people – virtually all of them suffering from infertility problems. But why, where and when will fertile people resort to assisted reproductive techniques to become parents? And why are the prospects for fundamentally new methods of birth control so dim?