Research unit, ODL Terveys Oy, Albertinkatu 18 A, Oulu, Finland
University Hospital of Kuopio, Kuopio, Finland
University Hopsital of Oulu, Oulu, Finland
University Hospital of Tampere, Tampere, Finland
Oulu University Hospital, Oulu, Finland
Oulu University Hospital, Oulu, Finland
University Hospital of Oulu, Oulu, Finland
Oulu University Hospital, Oulu, Finland
Deutsches Herzzentrum, Munich, Germany
Department of Neurology, Oulu University Hospital, Oulu, Finland
Department of Neurology, Oulu University Hospital, Oulu, Finland
University of Oulu, Oulu, Finland
University Hospital of Oulu, Department of Obstetrics and Gynecology, Oulu, Finland