Примеры употребления для H7N3
1. An outbreak of H7N3 in the Netherlands in 2003 led to the culling of a third of the poultry flock.
2. Of the hundreds of strains of avian influenza A viruses, only four are known to have caused human infections: H5N1, H7N3, H7N7, and H'N2.
3. Debby Reynolds, the government‘s chief vet, said that tests on the H7N3 flu strain on the Derehamfarm indicated "low pathogenicity" although a highly pathogenic strain could not be ruled out.
4. DEAD SWAN In May, 50,000 chickens at three farms in Norfolk, also in eastern England and home to some of Europe‘s biggest poultry farms, were culled after the H7N3 strain was detected.
5. The infected man, who has not been identified, has the low pathogenic H7N3 strain of avian flu which does not transmit easily from person to person, the HPA said.