Sauer, Ursula G., Roman Kolar, and Brigitte Rusche. “[The Use of Transgenic Animals in Biomedical Research in Germany: Status Report 2001-2003] [Article in German]”. ALTEX - Alternatives to animal experimentation 22, no. 4 (November 1, 2005): 233–257. Accessed November 26, 2022. https://altex.org/index.php/altex/article/view/871.