The strain is not new but only a small number of labs can test for it. Since mid-August, there's been an unusual spike in identified cases.
By MIKE STOBBE, AP Medical Writer, San Antonio Express-News: World
Tue, 09/16/2014 - 2:58pm
The strain is not new but only a small number of labs can test for it. Since mid-August, there's been an unusual spike in identified cases.