Trials of a new meningitis vaccine have produced "exciting" results.
By The Newsroom
Published 9th Jun 2011, 15:51 BST
Updated 10th Jun 2011, 00:20 BST
Data presented at the European Society for Paediatric Infectious Diseases for a vaccine called 4CMenB found it guarded against about 80 per cent of 1,000 European meningitis B strains.