Muscle Quality Measured by an Electrical Impedance Myography Device: Correlation with Upper Limb Muscle Mass and Strength in Brazilian Jiu-Jitsu Athletes: Original Research. Journal of Exercise and Nutrition, [S. l.], v. 9, n. 1, 2026. DOI: 10.53520/jen2026.103236. Disponível em: https://journalofexerciseandnutrition.com/index.php/JEN/article/view/236. Acesso em: 9 jun. 2026.