1. The association of angina pectoris with pulmonary hypertension was first described by Vaquez
2. who coined the phrase "angine pulmonaire hypercyanotique" to describe a clinical syndrome associated with pulmonary vascular abnormalities and lung disease;STUCKEY, D.O.U.G.L.A.S.; Giroux,1908
3. Frugoni (1911), Arillaga (1913), and Engelen;STUCKEY, D.O.U.G.L.A.S.; Giroux;Brenner; reported similar cases,1908
4. A brief report of the conclusions reached in regard to patients with mitral stenosis suffering from angina pectoris has been given by Wood,1954
5. Abrahams, D. G., and Wood, P. H. (1952). Brit. Heart J., 13, 419.