Health officials collect possible samples of bird flu (File picture) (PA Archive)Health officials have drawn up modelling for a possible bird flu pandemic after the death of an 11-year-old girl from the disease sparked international alarm. The girl lived near a conservation area and health officials have taken samples from a dead bird there. H5N1 has spread among poultry and wild birds for 25 years, according to the World Health Organisation (WHO). Scientists fear that the virus could potentially evolve to spread between humans and become the catalyst for the next pandemic. Humans who have been infected with bird flu in the past have usually worked in poultry farms or been in contact with infected birds.
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