Grupi, C. J., Moffa, P. J., Barbosa, S. A., Sanches, P. C., Barragan Filho, E. G., Bellotti, G. M. V. and Pileggi, F. J. C. (1995) “Holter monitoring in Chagas’ heart disease”, São Paulo Medical Journal, 113(2), pp. 835–840. Available at: https://periodicosapm.emnuvens.com.br/spmj/article/view/1601 (Accessed: 15 March 2025).