# Regulation (EU) 2019/6 of the European Parliament and of the Council of 11 December 2018 on veterinary medicinal products and repealing Directive 2001/82/EC (Text with EEA relevance), Division 6.4: Biological properties of the vaccine strain

Extent: E+W+S+N.I.

Other tests may be necessary to determine as precisely as possible the intrinsic biological properties of the vaccine strain (e.g. neurotropism).

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Source: https://www.legislation.gov.uk/eur/2019/6/annex/II/title/II/part/3/division/B/division/6/division/6.4 (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-6/annex-II/title-II/part-3/division-B/division-6/division-6.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.