(73)The principles of replacement, reduction and refinement in the area of animal experimentation laid down in the Directive 2010/63/EU of the European Parliament and of the Council 24 should be observed. In particular, the unnecessary duplication of tests and studies should be avoided.
Recital 73
- 24 Directive 2010/63/EU of the European Parliament and of the Council of 22 September 2010 on the protection of animals used for scientific purposes ( OJ L 276, 20.10.2010, p. 33 ). ↩