1. I. N. Krylova, Yu. V. Drozd, V. I. Naumova, et al., Farmakol. Toksikol., No. 2, 42 (1988).
2. V. I. Naumova, I. N. Krylova, Yu. V. Drozd, et al., Byull. �ksp. Biol. Med., No. 6, 711 (1989).
3. V. A. Pravdivtsev, N. M. Osipov, and V. V. Yasnetsov, Farmakol. Toksikol., No. 2, 224 (1981).
4. G. A. Heise, Trends Pharmacol. Sci.,8, No. 1, 65, (1987).
5. T. M. Itil, G. N. Menon, M. Bozak, and A. Songar, Drug. Dev., Res.,2, 447 (1982).