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2.

The national reference laboratories shall submit isolates of influenza virus of avian origin to the Community reference laboratory without delay for full characterisation: from all primary outbreaks of avian influenza; in case of secondary outbreaks, from representative number of outbreaks; in case of detection of influenza viruses other than those referred to in Annex I(1) in poultry, other captive birds or mammals posing a serious threat to health.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-04 · Text as adopted (Official Journal); later amendments are not incorporated in this text.