preamble_199
Council Directive 80/217/EEC of 22 January 1980 introducing Community measures for the control of classical swine fever · European Union
2. (a) Blood samples for virus isolation should be collected, preferably from pigs showing signs of fever or other signs of disease. Sterile non-cytotoxic tubes should be used for this purpose, and the samples should be kept cool, preferably at refrigerator temperature and then subjected to laboratory testing without delay.
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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.