Effects of 9 months of martial arts training on cardiac autonomic modulation in healthy children and adolescents - Suetake, Vinícius Y. B; Franchini, Emerson; Saraiva, Bruna T. C; Silva, Anne K. F. da; Bernardo, Aline F. B; Gomes, Rayane L; Vanderlei, Luiz Carlos M; Christofaro, Diego G. D (Pediatric exercise science, 2018)