1. A. D. Ado, Klin. Med.,62, No. 6, 5–9 (1984).
2. L. A. Goryachkina, Ter. Arkh.,52, No. 2, 138–144 (1985).
3. F. S. Zarudii, Pat. Fiziol., No. 2, 71–79 (1989).
4. B. Lishmanov, ——ibid., No. 7, 51–53 (1987).
5. A. I. Luik and N. I. Lipkan, Farmakol. Toksikol., No. 4, 104–109 (1988).