Meier, Sonja A., Axel Lang, and Gertrude M. Beer. “[Polyurethane Vessels for Microvascular Surgical Training to Reduce Animal Use] [Article in German]”. ALTEX - Alternatives to animal experimentation 21, no. 3 (August 1, 2004): 135–138. Accessed April 20, 2024. https://www.altex.org/index.php/altex/article/view/953.