1. R. A. Abzalov, Fiziol. Zh. SSSR, No. 2, 280 (1979).
2. R. A. Abzalov, Byull. Éksp. Biol. Med., No. 4, 394 (1985).
3. M. M. Borisov, N. N. Doronin, P. V. Zuev, et al., Byull. Éksp. Biol. Med., No. 6, 21 (1975).
4. B. N. Manukhin, A. Mukhamedov, L. V. Berdysheva, et al., Fiziol. Zh. SSSR, No. 3, 314 (1980).
5. V. V. Men'shikov, Methods in Clinical Biochemistry of Hormones and Mediators [in Russian], 3rd edn., Moscow (1974), Part 2, p. 60.