1. V. I. Ivleva and N. V. Bayurova, Kardiologiya, No. 1, 26 (1984).
2. G. N. Kassil', The Internal Medium of the Organism [in Russian], Moscow (1983).
3. Yu. B. Lishmanov, in: The Heart and Blood Vessels under Normal and Pathological Conditions [in Russian], Saransk (1983), pp. 52?55.
4. B. N. Manukhin, Physiology of Adrenoreceptors [in Russian], Moscow (1968).
5. F. Z. Meerson, Theory of Individual Adaptation to Environment and Prevention of Stress-Induced Injuries of the Heart [in Russian], Moscow (1981).