Variability of Heart Rate as a biomarker of stress: integrative review. Research, Society and Development, [S. l.], v. 9, n. 12, p. e34991211125, 2020. DOI: 10.33448/rsd-v9i12.11125. Disponível em: https://rsdjournal.org/rsd/article/view/11125. Acesso em: 5 dec. 2025.