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Barcroft, H., AND Swan, H.J.G.: Sympathetic Control of the Blood Vessels. The Williams & Wilkins Company, Baltimore, 1953.
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Landowne, M., AND Katz, L.N.: A critique of the plethysmographic method of measuring flow in the extremities of man. Am. Heart J., 23: 644, 1942.
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Hewlett, A.W. , AND Van Zwaluwenburg , J.G.: The rate of blood flow in the arm. Heart, 1: 78, 1909-1910.
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Patterson, G.G., AND Whelan, R.F.: Reactive hyperemia in the human forearm . Clin. Sc., 14: 197, 1955.
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Holling, H.E. , AND Verel, D.: Circulation in the elevated forearm. Clin. Sc., 16: 197, 1958.
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Roth, G.M., Williams, M.M.R., AND Sheard, C.: Changes in skin temperatures of extremities produced by changes in posture . Am. J. Physiol., 124: 161, 1938.
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Nielsen, M. , Harrington, L.P., AND Winslow, C.E.A.: The effect of posture upon peripheral circulation. Am. J. Physiol., 127: 573, 1939 .
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Wilkins, R. , AND Eichna, L.W.: Blood flow to the forearm and the calf. 1. Vasomotor reactions: Role of the sympathetic nervous system. Bull. Johns Hopkins. Hosp., 68: 425, 1941.
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Ahmad, A.: Response of the blood vessels of the upper extremity to prolonged local heat . Clin. Sc.15: 609, 1956.
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Rothlin, E. , AND Cerletti, A.: Plethysmographische Untersuchungen. Helvet. physiol. et pharmacol. acta, 4: 249, 1946.
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Peacock, J.H. : The effect of changes in local temperature on the blood flows of the normal hand, primary Raynaud's disease and primary acrocyanosis. Clin. Sc., 19: 505, 1960.
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Wallace, J.M. , AND Stead, E.A.: Fall in pressure in radial artery during reactive hyperemia. Circulation, 7: 876, 1959.
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Eichna, L.W. AND Wilkins, R.: Blood flow to the forearm and calf. 2. Reactive hyperemia: factors influencing the blood flow during the vasodilatation following ischemia. Bull. Johns Hopkins Hosp., 68: 425, 1941.
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Freeman, N.E. : The effect of temperature on the rate of blood flow in the normal and the sympathectomized hand. Am. J. Physiol. , 113: 384, 1935.
22.
Allwood, M.J. , Barcroft, H., Hayes, J.P.L.A., AND Hirsjarvi , E.A.: The effect of mental arithmetic on the blood flow through normal, sympathectomized and hyperhidrotic hands. J. Physiol., 148: 108, 1959.
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Grant, R., AND Pearson, R.S.B.: The blood circulation in the human limb. Observations on the difference between the proximal and the distal parts and remarks on the regulation of body temperature . Clin. Sc., 3: 119, 1938.
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Abramson, D.I. , Katzenstein, K.H., AND Ferris, E.B.: Observations on reactive hyperemia in various portions of the extremities. Am. Heart. J., 22: 329, 1941.
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Wood, J.E., Litter, J., AND Wilkins, E.W.: The mechanism of limb segment reactive hyperemia in man. Circulation Res., 3: 581, 1955.
26.
Crawford, D.G. , Fairchild, H.M., AND Guyton, A.C.: Oxygen lack as a possible cause of reactive hyperemia. Am. J. Physiol., 197: 613, 1959 .
27.
Blair, D.A. , Glower, W.E., Greenfield, A.D.M., AND Roddie , I.C.: The abolition of reactive and post-exercise hyperaemia in the forearm by temporary restriction of arterial inflow. J. Physiol., 148: 648, 1959 .
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Shepherd, J.T. : The blood flow through the calf after exercise in subjects with arteriosclerosis and claudication. Clin. Sc., 9: 49, 1950.
29.
HILLESTAD, L. K.: Unpublished data.
30.
Fedor, F.J. , AND Freis, E.D.: Estimation of changes in the skin and muscle circulation using intraarterial RISA. Circulation, 18: 716, 1958.