Cannibal to cows : The path of a deadly disease
Health officials say they've got mad cow under control. But millions of unaware people may be infected. BSE is the creepiest of the prion diseases and makes Ebola virus look like chickenpox.
Health officials say they've got mad cow under control. But millions of unaware people may be infected. BSE is the creepiest of the prion diseases and makes Ebola virus look like chickenpox.