1. Long-term prognosis of “variant” angina with medical treatment;Severi;Am J Cardiol,1980
2. Factors influencing the long-term prognosis of treated patients with variant angina;Waters;Circulation,1983
3. Clinical characteristics and long-term survival of patients with variant angina;Mark;Circulation,1984
4. Angina pectoris at rest with preservation of exercise capacity;MacAlpin,1973
5. Angiographic determination of disease-produced alterations of vasomotor tone in large coronary arteries;MacAlpin;Can J Cardiol,1986