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Bird flu H5N1 kills first
people - 1997
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first human case Hong Kong in 1997
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severe respiratory disease 18 humans, 6 died.
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coincided with an epidemic of HPAI, caused by
the same strain, in Hong Kong's poultry
population.
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within 3 days Hong Kong's entire poultry
population, around 1.5 million birds, all killed
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may have averted a pandemic