1. Cardiology; University of Helsinki, Heart and Lung Center, Helsinki University Hospital; Helsinki Finland
2. Department of Cardiology, Acute and Intensive Cardiovascular Care Unit; Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute IIB-Sant Pau, Universitat Autònoma de Barcelona, CIBER-CV; Barcelona Spain
3. Emergency Medicine, Department of Emergency Medicine and Services; University of Helsinki, Helsinki University Hospital; Helsinki Finland