Department of Emergency Medicine and Services, Helsinki University Hospital and Helsinki University, Helsinki, Finland, Helsinki, Helsinki Usimaa, Finland
Helsinki University Hospital, Helsinki, Finland
Helsinki University Hospital, Jorvi ED, Espoo, Uusimaa, Finland
FinnHEMS10, Emergency Medicine and Services, Helsinki University Hospital, Vantaa, Finland
Biomedicum 2U, Helsinki, Uusimaa, Finland
Helsinki University hospital, Jorvi hospital, Espoo, Finland
Kuopio University Hospital, Kuopio, Finland
Academic Medical Center, Amsterdam, Netherlands
Department of Otorhinolaryngology, Helsinki University Hospital, Helsinki, Finland
Helsinki university central hospital, Helsinki, Finland