XU, Xiongzhuang; PENG, Li. Effects of Isometric Training on Heart Rate Variability: A Systematic Review and Meta-Analysis. Pedagogy and Psychology of Sport, [S. l.], v. 28, p. 67675, 2025. DOI: 10.12775/PPS.2025.28.67675. Disponível em: https://apcz.umk.pl/PPS/article/view/67675. Acesso em: 31 dec. 2025.