1 Department of Intensive Care Medicine, Centro Hospitalar e Universitário São João, Porto, Portugal. elisabetemargaridasofia@gmail.com.
2 Faculdade de Medicina da Universidade do Porto, Porto, Portugal. elisabetemargaridasofia@gmail.com.
3 Knowledge Management Unit and Department of Community Medicine, Information and Health Decision Sciences, Faculdade de Medicina da Universidade do Porto, Porto, Portugal.
4 Centre for Health Technology and Services Research, Porto, Portugal.
5 RISE Health Research Network: From the Lab to the Community, Porto, Portugal.
6 Brain Physics Laboratory, Division of Neurosurgery, Department of Clinical Neurosciences, University of Cambridge, Cambridge, UK.
7 Department of Intensive Care Medicine, Centro Hospitalar e Universitário São João, Porto, Portugal.
8 Faculdade de Medicina da Universidade do Porto, Porto, Portugal.