The city of Serrana s mass vaccination experiment offers a taste of normality in Brazil cnn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cnn.com Daily Mail and Mail on Sunday newspapers.
Hope has returned to the small city of Serrana, Brazil, after researchers vaccinated almost its entire adult population in a city-wide medical experiment this spring.
How a vaccination experiment known as Project S transformed one small Brazilian city kyma.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kyma.com Daily Mail and Mail on Sunday newspapers.