1. T. J. Cicero (1980) Effects of exogenous and endogenous opiates on the hypothalamic-pituitary-gonadal axis in the male rat.Fed. Proc.39, 2551–2554.
2. T. J. Cicero (1984) Opioid-mediated control of LH in the male: physiological implications, inOpioid Modulation of Endocrine FunctionG. Delitala, M. Motta, and M. Serio, eds. Raven, New York, pp. 211–222.
3. Cicero, T. J. (1987) Basic endocrine pharmacology of opioid agonists and antagonists, inPharmacology and Clinical Uses of Inhibitors of Hormone Secretion and Action. G. J. A. Furr and A. E. Wakeling, eds. Bailliere Tindall, London, pp. 518–537.
4. S. P. Kalra and P. S. Kalra (1983) Neural regulation of LH secretion in the rat.Endocr. Rev.4, 311.
5. S. P. Kalra and C. A. Leadem (1984) Control of luteinizing hormone secretion by endocrine opioid peptides, inOpioid Modulation of Endocrine Function.M. Morro and M. Serio, eds. Raven, New York, p. 171.