Goetz, R.H.: Effect of changes in posture on peripheral circulation. Circulation , 1: 56, 1950.
2.
Popkin, R.J. : The role of venous circulation in the treatment of occlusive peripheral arterial disease. Angiology, 6: 513, 1955.
3.
Kozák, P.: Electromyography as indicator of the blood flow of the skeletal muscle. Angiology, 17: 238, 1966.
4.
Rushmer, R.F.: Cardiac Diagnosis. A Physiologic Approach. W. B. Saunders Company, Philadelphia, 1956.
5.
Wright, S.: Applied Physiology. Oxford University Press, London, 1956.
6.
Condorelli, L.: Fisiopatologia della circolazione venosa. Catania, 1947. Quoted by Vas and László.8
7.
Bauer, A.C.: Rationale and results of popliteal vein division. Angiology , 6: 169, 1955.
8.
Vas, G., and László, L.: Veränderungen des venösen Druckes nach lumbaler Sympathectomie bei peripheren Durchblutungsstörungen. Ztschr. Kreislaufforsch., 48: 1106, 1959.
9.
Garusi, G.F. , and Cresti, M.: Obstructed venous discharge syndromes of the superior limb. Angiology, 14: 209, 1963.