1. World Health Organisation (WHO). Coronavirus disease. (2020). Accessed. March 20, 2020: https://www.who.int/publications/m/item/situation-report---51.
2. Instituto Nacional de Estatística - INE (Statistics Portugal). Mortality in Portugal in the context of the Covid-19 pandemic. (2020). Accessed. September 11, 2020: https://www.ine.pt/xportal/xmain?xpid=INE&xpgid=ine_destaques&DESTAQUESdest_boui=452172550&DESTAQUESmodo=2&xlang=pt..
3. Entidade Reguladora da Saúde - ERS (Portuguese Health Regulatory Authority). Monitoring information - Impact of the COVID-19 pandemic on the Health System - period from March to June 2020. (2020). Accessed. July 10, 2020: https://www.ers.pt/media/3487/im-impacto-covid-19.pdf.
4. Pandemic palliative care: beyond ventilators and saving lives;Arya A;CMAJ,2020
5. Systems of care in crisis: The changing nature of palliative care during COVID-19;Chapman M;J Bioeth Inq,2020