Grodum E., Hyltoft Petersen P., Hangaard J., Hansen T. B., and Hagen C., “6.1.1.5 Biological Description of the Cortisol Responses to Corticotropin-Releasing-Hormone (CRH) Stimulation. An Optimization and Simplification of the Test”, ujms, vol. 98, no. 3, pp. 311-316, Sep. 1993.