Thousands of people died in India during the world's last major smallpox epidemic. Individual cases had to be tracked down and quarantined to stop the deadly disease spreading. Show more
Discover 11,128,835 listings and 280,400 playable programmes from the BBC
Thousands of people died in India during the world's last major smallpox epidemic. Individual cases had to be tracked down and quarantined to stop the deadly disease spreading. Show more