Personal trainer training for the development of muscle hypertrophy in upper limbs. RIAF. International Journal of Physical Activity, [S. l.], v. 3, n. 2, p. 19–32, 2025. DOI: 10.53591/riaf.v3i2.2220. Disponível em: https://revistas.ug.edu.ec/index.php/riaf/article/view/2220. Acesso em: 17 dec. 2025.