Brauner, A.E., Kurjiaka, D.T., Ibragimov, A. and Baldwin, A.L. 2010. Impact of Cage Size and Enrichment (Tube and Shelf) on Heart Rate Variability in Rats. Scandinavian Journal of Laboratory Animal Science. 37, 3 (Dec. 2010), 185–201. DOI:https://doi.org/10.23675/sjlas.v37i3.215.