How India has had success in polio fight


India once had more cases of polio than any other country but has now been polio-free for just over a year.

India was once seen as a polio epicentre, the country where the virus was most difficult to tackle.

Medical correspondent Fergus Walsh has been in Delhi to see polio immunisation first hand.

Copyright © 2015 BBC. The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.