BBC
http://www.bbc.co.uk/
Accessed 4 May 2013
2 May 2013 Last updated at 22:15 ET

‘Manipulation’ of vaccination fears
By Dr Seth Berkley CEO of the GAVI Alliance
  Most parents who opt-out of vaccinations are being guided by “irrational fears” that are a luxury of living in the developed world, a leading world health expert says.
   In this week’s Scrubbing Up, Dr Seth Berkley, CEO of the GAVI Alliance – which provides children in developing countries with access to vaccines – says there is a real danger such fears will trickle down into the developing world where lives are even more vulnerable….
http://www.bbc.co.uk/news/health-22384788