描述GAVI Global Alliance Save Childrens Lives pledging conference (5827417113).jpg
One Campaign protesters outside the GAVI pledging event, London, 13 June 2011
The British government is co-hosting a vaccine summit on Monday 13 June, calling on international partners to join the UK in spearheading a global effort to vaccinate a quarter of a billion children by 2015. The drive is set to save the lives of four million children across the developing world.