Burnout syndrome and empathy and altruism level among nurses - the preliminary study. Kwartalnik Naukowy Fides et Ratio, [S. l.], v. 47, n. 3, p. 462–475, 2021. DOI: 10.34766/fetr.v47i3.923. Disponível em: https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/923. Acesso em: 14 jun. 2025.