1. Allen, L. S., Hines, M., Shryne, J. E. and Gorski, R. A. (1989).Two sexually dimorphic cell groups in the human brain. J. Neurosci., 9: 497–506.
2. Arai,Y., Matsumoto, A. and Nishizuka, M. (1986). Synaptogenesis and neuronal plasticity to gonadal steroid: implications for the development of sexual dimorphism in the neuroendocrine brain. In: Ganten, D. and Pfaff, D. (Eds.), Current Topics in Neuroendocrinology 7, Springer-Verlag, Berlin Heidelberg New York, pp. 291–307.
3. Bleier, R., Byne, W. and Siggelkow, I. (1982). Cytoarchitectonic sexual dimorphism of the medial preoptic area and anterior hypothalamuic areas in guinea pig, rat, hamster, and mouse. J. Comp. Neurol, 212: 118–183.
4. Bloch, G. J. and Gorski, R. A. (1988). Estrogen/progesterone treatment in adulthood affects the size of several components of the medial preoptic area in the male rat. J. Comp. NeuroL, 275: 725–730.
5. Clough, R. W. and Rodriguez-Sierra, J. F. (1983). Synaptic changes in the hypothalamus of the prepubertal female rat administered estrogen. Am. J. Anat., 167: 205–214.