Karolinska University Hospital, Stockholm, Sweden
Capio S:t Göran's Hospital, Stockholm, Sweden
Danderyd's Hospital, Stockholm, Sweden
Karolinska University Hospital, Stockholm, Sweden
Center for epidemiology and community medicine (CES), Stockholm Region, Stockholm, Sweden
Karlstad Central hospital, Karlstad, Sweden
Helsingfors University hospital, Helsinki, Finland
Tampere hospital, Tampere, Finland
Pediatric Perioperative Medicine and Intensive Care, Stockholm, Sweden
Karolinska University Hospital, Stockholm, Sweden
Karolinska University Hospital, Solna, Stockholm, Sweden
Region Stockholm, Stockholm, Sweden
Karolinska University Hospital, Stockholm, Sweden
Akademiskt Primärvårdscentrum, Solnavägen 1D, Stockholm, Sweden