1. E. G. Brusova and G. N. Baldenkov, Byull. Éksp. Biol. Med., No. 11, 163, 594 (1987).
2. E. G. Brusova and M. V. Savel'eva, Byull. Éksp. Biol. Med., No. 8, 163 (1988).
3. N. V. Kaverina and A. P. Skoldinov, Collected Transactions of the Researen of Pharmacology, Academy of Medical Sciences of the USSR [in Russian], Moscow (1984).
4. N. Birdsall and S. Hulme, Trends Pharmacol, Sci.,4, 459 (1983).
5. H. Brezenoff and R. Giuliano, Ann. Rev. Pharmacol. Toxicol.,22, 341 (1982).