1. Animal Welfare Act and Regulations, 9 CFR, Chapter 1, Subchapter A §2143, 3.81
2. Institute for Laboratory Animal Research. Guide for the Care and Use of Laboratory Animals 8th edn. pp. 25-26, 30, 63. (National Academies Press, Washington DC, 2011).
3. Institute for Laboratory Animal Research. Guidelines for the care and use of mammals in neuroscience and behavioral research p 144. (The National Academies Press, Washington, D.C.; 2003).
4. Tardif, S. D., Coleman, K., Hobbs, T. R. & Lutz, C. ILAR J 54, 234–245 (2013).
5. Koyama, H. et al. Exp Anim 68, 195–211 (2019).