" The World Health Organization and around 500 experts have agreed for the first time what it means for a disease to spread through the air, in a bid to avoid the confusion early in the COVID-19 pandemic that some scientists have said cost lives.
The Geneva-based U.N. health agency released a technical document on…
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The US Department of Agriculture said this week that cow-to-cow transmission is a factor in the spread of bird flu in dairy herds, but it still does not know exactly how the virus is being moved around.
Farmers and veterinarians have been waiting for confirmation on how the virus is transmitted to…