Bitz, Silke. “Reply to Comment on ‘The Botulinum Neurotoxin LD50 Test – Problems and Solutions’”. ALTEX - Alternatives to animal experimentation 28, no. 1 (February 1, 2011): 61–62. Accessed October 5, 2024. https://www.altex.org/index.php/altex/article/view/523.