preamble_239
Council Directive 80/217/EEC of 22 January 1980 introducing Community measures for the control of classical swine fever · European Union
(b) If suspicion cannot be ruled out on the first differential test, a further test carried out at least 30 days later to follow up the possible spread of infection. All of the first 20 animals on the suspect holding shall be sampled and 25 % of any additional animals.
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Source: EUR-Lex (Cellar) · retrieved 2026-11-09 · Text as adopted (Official Journal); later amendments are not incorporated in this text.