There have been dozens, up to 34 outbreaks since 1976, a half dozen where the infected reach into the multiple hundreds, and more that exceeded a 100, and many more that were in the dozens
Many of them were secondary outbreaks due to needle accidents, lab accident, secondary infections and animal only outbreaks.
40 posted on 10/04/2014 8:38:38 AM PDT by DouglasKC