Taylor, Katy, Corina Gericke, and Laura Rego Alvarez. “Botulinum Toxin Testing on Animals Is Still a Europe-Wide Issue”. ALTEX - Alternatives to animal experimentation 36, no. 1 (January 8, 2019): 81–90. Accessed April 25, 2024. https://www.altex.org/index.php/altex/article/view/1138.