Oliva, P.B., Potts, D.E., Pluss, R.G.: Coronary arterial spasm in Prinzmetal angina. Documentation by coronary angiography . N. Engl. J. Med., 288: 745, 1973.
2.
McAlpin, R.: Coronary spasm as a cause of angina. N. Engl. J. Med., 288: 788, 1973.
3.
Maseri, A., Mimmo, R., Chierchia, S., et al.: Coronary spasm as a cause of acute myocardial ischemia in man . Chest, 68: 625, 1975.
4.
Meller, J., Pichard, A., Dack, S.: Coronary arterial spasm in Prinzmetal's angina: A proved hypothesis. Am. J. Cardiol., 37: 938, 1976.
5.
Kerber, R.E. , Marcus, M.L., Wilson, R., et al.: Effects of acute coronary occlusion on the motion and perfusion of the normal and ischemic interventricular septum. An experimental echocardiographic study. Circulation, 54: 928, 1976.
6.
Guazzi, M., Polese, A., Fiorentini, C., et al.: Left ventricular performance and related haemodynamic changes in Prinzmetal's variant angina pectoris. Br. Heart J., 33: 84, 1971.
7.
Guazzi, M., Polese, A., Fiorentini, C., et al.: Left and right heart haemodynamics during spontaneous angina pectoris. Comparison between angina with S-T segment depression and angina with S-T segment elevation. Br. Heart J., 37: 1235, 1975 .
8.
Prinzmetal, M., Kennamer, R., Merlis, R., et al.: Angina pectoris. I. A variant form of angina pectoris. Am. J. Med., 27: 375, 1959.
9.
Guazzi, M., Olivari, M.T., Polese, A., et al.: Repetitive myocardial ischemia of Prinzmetal's type without angina pectoris. Am. J. Cardiol., 37: 923, 1976.
10.
Jacobs, J.J. , Feigenbaum, H., Corya, B.C., et al.: Detection of left ventricular asynergy by echocardiography. Circulation, 48: 263, 1973.
11.
Beaver, B.M. , Khullar, S., Kolibash, A.J., et al.: Relationship between left ventricular septal wall motion (echocardiography) and perfusion (isotope scan) in coronary artery disease. Circulation, 52(suppl II): 134, 1975 (abstr.).
12.
Weiner, L., Dwyer, E.M., Cox, J.W.: Left ventricular hemodynamics in exercise-induced angina pectoris. Circulation, 38: 240, 1968.
13.
O'Brien, K.P. , Higgs, L.M., Glancy, D.L., et al.: Hemodynamic accompaniments of angina: A comparison during angina induced by exercise and by atrial pacing. Circulation, 39: 735, 1969.
14.
Parker, J.O. , DiGiorgi, S., West, R.O.: A hemodynamic study of acute coronary insufficiency precipitated by exercise: With observations on the effect of nitroglycerin . Am. J. Cardiol., 17: 470, 1966.
15.
Linhart, J.W. , Hildner, F.J., Barold, S.S., et al.: Left heart hemodynamics during angina pectoris induced by atrial pacing. Circulation, 40: 483, 1969.
16.
Parker, J.O., Ledwich, J.R., West, R.O., et al.: Reversible cardiac failure during angina pectoris: Hemodynamic effects of atrial pacing in coronary artery disease. Circulation , 39: 745, 1969.
17.
McCans, J.L. , Parker, J.O.: Left ventricular pressure-volume relationships during myocardial ischemia in man. Circulation, 48: 775, 1973.
18.
Sharma, B., Raphael, M.J., Thadani, U.: Left ventricular pressure-volume changes during exercise-induced pain in patients with angina pectoris. Br. Heart J., 36: 1038, 1974 (abstr.).
19.
Mann, T., Brodie, B.R., Grossman, W., et al.: Effect of angina on left ventricular diastolic pressure-volume relationship. Circulation, 55: 761, 1977.
20.
Brockman, S.K. : Mechanism of the movement of the atrio-ventricular valves. Am. J. Cardiol., 17: 682, 1966.
21.
Pride, R.B. , Beham, R., Oakley, C.M.: Echocardiography of the mitral valve in aortic valve disease. Br. Heart J., 33: 296, 1971.
22.
Zaky, A., Steinmetz, E.F., Feigenbaum, H.: Role of atrium in closure of mitral valve in man. Am. J. Physiol. , 217: 1652, 1969.
23.
Kenecke, L.L. , Feigenbaum, H., Chang, S., et al.: Abnormal mitral valve motion in patients with elevated left ventricular diastolic pressure. Circulation , 47: 989, 1973.
