Muchtar E. Blauwet L.A. Gertz M.A. Restrictive cardiomyopathy: genetics, pathogenesis, clinical manifestations, diagnosis, and therapy. Circ. Res. 2017; 121: 819-837https://doi.org/10.1161/CIRCRESAHA.117.310982 Felker G.M. Thompson R.E. Hare J.M. Hruban R.H. Clemetson D.E. Howard D.L. Baughman K.L. Kasper E.K. Underlying causes and long-term survival in patients with initially unexplained cardiomyopathy. N. Engl. J. Med.