Wilcox, Neil, and Alan Goldberg. “Food for Thought … on Validation. A Puzzle or a Mystery: An Approach Founded on New Science”. ALTEX - Alternatives to animal experimentation 28, no. 1 (February 1, 2011): 3–8. Accessed December 6, 2022. https://www.altex.org/index.php/altex/article/view/516.