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De Sousa, Marcos Roberto, Heikki V. Huikuri, Federico Lombardi, Amanda A. Perez, Murilo E.D Gomes, Marcio Vinícius Lins Barros, Vladimir Costa Val Barros, Manoel Otávio Costa Rocha, und Antonio Luiz Pinho Ribeiro. "Abnormalities in Fractal Heart Rate Dynamics in Chagas Disease." Ann Noninvasive Electrocardiol 2006.

De Sousa, Marcos Roberto, et al. "Abnormalities in Fractal Heart Rate Dynamics in Chagas Disease." Ann Noninvasive Electrocardiol 2006.