Kisitu, Jaffar, Henner Hollert, Ciarán Fisher, and Marcel Leist. “Chemical Concentrations in Cell Culture Compartments (C5) – Free Concentrations”. ALTEX - Alternatives to animal experimentation 37, no. 4 (October 20, 2020): 693-708. Accessed November 29, 2020. https://www.altex.org/index.php/altex/article/view/2024.