What Are The Worst Outbreaks Of Infectious Diseases In The History Of The U.S.?
The United States, over the years, has seen several epidemics of infectious diseases. Here, take a look at the worst ...
BBC5 个月
Bees hit by worst disease outbreak in a decade
Bee colonies are suffering from the worst outbreak of a killer disease in a decade. American foulbrood (AFB) has been found in more than 30 colonies in north-east England, according to the ...