Brazil sees dengue cases quadruple ahead of vaccine drive ( www.yahoo.com )
The number of dengue fever cases in Brazil since January 1 is four times higher than the same period last year, government data showed Saturday, ahead of the launch of a vaccination campaign....
![](https://mbin.grits.dev/media/cache/resolve/entry_thumb/cd/ac/cdac8a87bfbe11b134d7e1cf4fdb01540bf7d31b456fe93f262be47eb34bd423.jpg)