article_snippet: Around 300 people are now taking part in a new trial to further test its efficacy at a number of centres in the U.S.
article_snippet: the treatment is already approved for UK use.
article_snippet: This is a very interesting concept and seems plausible.
article_snippet: This is less invasive and more patient-friendly than other therapies — and that is something we really do need.
article_snippet: This could be a very useful treatment.