1. Braunwald, E., Ross, J., and Sonnenblick, E. H. Mechanisms of Contraction of the Normal and Failing Heart (New England Journal of Medicine Medical Progress Series). Boston: Little, Brown, 1968. P. 171.
2. Sympathetic activity and neurotransmitter depletion in congestive heart failure;Chidsey;Pharmacol. Rev.,1966
3. Clinical studies on morphine: II. The effects of morphine upon the circulation of man and upon the circulatory and respiratory responses to tilting;Drew;Anesthesiology,1946
4. The effects of narcotics and antagonists upon respiration and circulation in man;Eckenhoff;Clin. Pharmacol. Ther.,1960
5. The effects of morphine on the resistance and capacitance vessels of the peripheral circulation;Henney;Amer. Heart J.,1966