1. A variant form of angina pectoris: preliminary report;Prinzmetal, M.; Kennamer, R.; Merliss, R.; Wada, T.; pectoris. I, Bor N.Angina;Am Med,1959
2. Coronary arterial spasm in Prinzmetal angina. Documentation by coronary arteriography;Oliva, P.B.; Potts, D.E.; Pluss, R.G.;N Engl Med,1973
3. Coronary artery spasm;Braunwald, E.;JtAMA,1981
4. "Variant" angina: one aspect of a continuous spectrum of vasospastic myocardial ischemia;Maseri, A.; Severi, S.; De Nes, M.;Am Cardiol,1978
5. Prazosin therapy for refractory variant angina;Tzivoni, D.; Keren, A.; Benhorin, J.; Gottlieb, S.; Atlas, D.; Stern, S.;Am Heart,1983