1. Ahlquist R. P. A study of the adrenotropic receptors. Am. J. Physiol. 154: 586–600, 1948.
2. Ahlquist R. P. Effects of the autonomic drugs on the circulatory system. In: Handbook of Physiology, Section 2: Circulation, Vol. III, edited by W. F. Hamilton and P. Dows. Washington, DC: American Physiological Society, 1965, pp. 2457–2475.
3. Alam M. and E H. Smirk. Observations in man upon a blood pressor raising reflex arising from the voluntary muscles. J. Physiol. (Lond.) 89: 372–383, 1937.
4. Anderson S. D., P. T. P. Bye, C. P. Perry, G. P. Hamor, G. Theobald, and G. Nyberg. Limitation of work performance in normal adult males in the presence of beta-adrenergic blocakade. Aust. N. Z. J. Med. 9: 515–520, 1979.
5. Ashkar E. Heart rate and blood pressure during exercise in dogs with autonomic denervation. Am. J. Physiol. 210: 950–952, 1966.