The Effect of Physical Activity on Loneliness in the Elderly. GYMNASIUM, [S. l.], v. 22, n. 1, p. 137–147, 2021. DOI: 10.29081/gsjesh.2021.22.1.10. Disponível em: https://gymnasium.ub.ro/index.php/journal/article/view/639. Acesso em: 4 apr. 2025.