Sauer, U. G., Spielmann, H. and Rusche, B. (2005) “Fourth EU report on the statistics on the number of animals used for scientific purposes in 2002 - trends, problems, conclusions”, ALTEX - Alternatives to animal experimentation, 22(2), pp. 59–67. Available at: https://www.altex.org/index.php/altex/article/view/905 (Accessed: 19 April 2024).