R. T. L. N. . Maffei, . G. de los S. . Fortuna, L. C. . Rosso, P. D. . Pires, and I. . Rondelli, “Cardiomyopathy as the first manifestation of Friedreich’s ataxia”, Autops. Case Rep., vol. 10, no. 3, p. e2020204, Aug. 2020, doi: 10.4322/acr.2020.204.