Tschöp, Matthias, Hermann M. Behre, Eberhard Nieschlag, et al. "A Time-Resolved Fluorescence Immunoassay for the Measurement of Testosterone in Saliva: Monitoring of Testosterone Replacement Therapy with Testosterone Buciclate" Clinical Chemistry and Laboratory Medicine, 36.4 (2005): 223-230. Retrieved 23 May. 2013, from doi:10.1515/CCLM.1998.038

Tschöp, M., Behre, H., Nieschlag, E., et al. (2005). A Time-Resolved Fluorescence Immunoassay for the Measurement of Testosterone in Saliva: Monitoring of Testosterone Replacement Therapy with Testosterone Buciclate. Clinical Chemistry and Laboratory Medicine, 36(4), pp. 205-254. Retrieved 23 May. 2013, from doi:10.1515/CCLM.1998.038

Tschöp, Matthias, Hermann M. Behre, Eberhard Nieschlag, et al. 2005. A Time-Resolved Fluorescence Immunoassay for the Measurement of Testosterone in Saliva: Monitoring of Testosterone Replacement Therapy with Testosterone Buciclate. Clinical Chemistry and Laboratory Medicine. 36(4): 205-254. Retrieved 23 May. 2013, from doi:10.1515/CCLM.1998.038