Stockholm Arrhythmia Center, Stockholm, Sweden
Hjärtkliniken, Karolinska Universitetssjukhuset Huddinge, Stockholm, Sweden
Södersjukhuset, Stockholm, Sweden
Örnsköldsvik Hospital, Örnsköldsvik, Sweden
Kristianstad Hospital, Kristianstad, Sweden
Ersta Hospital, Stockholm, Sweden
Karolinska University Hospital Huddinge, Stockholm, Sweden
Södertälje Hospital, Södertälje, Stockholm, Sweden
Department of Anesthesiology and Intensive Care Danderyd Hospital, Stockholm, Sweden
Södertälje hospital, Södertälje, Sweden
Södersjukhuset AB, Stockholm, Sweden
Västerås Hospital, Västerås, Sweden
Karolinska University Hospital, Stockholm, Sweden
Sundsvall Hospital, Sundsvall, Sweden
Mulago Hospital, Kampala, Uganda
Karolinska Institutet, Danderyds Hospital, Stockholm, Sweden
Karolinska Institutet, Ersta Hospital, Stockholm, Sweden
Karolinska University Hospital, Stockholm, Sweden
Centre for Family Medicine, Dept of Neurobiology, Care sciences and Society, Karolinska Institutet, Huddinge, Sweden