1 Department of Intensive Care 4131, Copenhagen University Hospital, Rigshospitalet, Blegdamsvej 9, 2100, Copenhagen, Denmark. mortenhylander@gmail.com.
2 Centre for Research in Intensive Care, Copenhagen, Denmark. mortenhylander@gmail.com.
3 Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands.
4 Intensive Care Center, University Medical Center Utrecht, Utrecht, The Netherlands.
5 Regional Intensive Care Unit, Royal Victoria Hospital, Belfast, Northern Ireland.