O’Brien, D., Obi, P. T., Stodulski, G., Saibaba, P., & Hau, J. (1993). Comparison of stress induced in rats by four different anaesthetic regimens as recorded by urinary concentrations of corticosterone and testosterone. Scandinavian Journal of Laboratory Animal Science, 20(2). https://doi.org/10.23675/sjlas.v20i2.729