“…primary subacute myocarditis (Josserand and Gallavardin, 1901;Gallavardin and Gravier, 1929) myocarditis perniciosa (Boikan, 1931), diffuse isolated myocarditis (Toreson, 1944) and chronic fibroplastic myocarditis (Ware and Chapman, 1947). In the toxic form of myocarditis that follows the administration of organic arsenicals, Brown and McNamara (1940), and Taussig and Oppenheimer (1936), have described damage to the endocardium, and indeed, a typical case of endomyocardial sclerosis was reported by Edge (1946).…”