Alves, R. F., S. F. de O. Andrade, M. O. Melo, K. B. Cavalcante, and R. M. Angelim. “Palliative Care: Challenges for Caregivers and Health Care Providers”. Fractal: Journal of Psychology, vol. 27, no. 2, June 2015, pp. 165-76, https://periodicos.uff.br/fractal/article/view/5064.