article_snippet: There, success rates ranged from 16 to 47 per cent, depending on a woman's age.
article_snippet: A case report detailing one woman's experience, followed by a pilot study involving 17 women, showed success rates were significantly improved after using the test.
article_snippet: A pilot study followed with 17 patients taking part.
article_snippet: Professor Garcia-Velasco is now leading a clinical trial of the test, with around 2,500 women who have suffered two or more failed attempts, in more than 10 countries taking part.
highlights_snippet: Trial of 2,500 women in 10 countries is now taking place, scientists said .