“Such a 'let-it-spread' strategy may identify small numbers of poultry infected by H5 influenza virus that do not develop ...

South Africa is grappling with a resurgence of the H5N1 bird flu, following outbreaks on poultry farms in Tswaing and Mkhondo ...

South Africa has reported the highly pathogenic H5N1 strain of avian influenza, or bird flu, on two poultry farms in the ...