Cardiac Arrest, Out-Of-Hospital

• Rush University Medical Center — Chicago, Illinois, United States

• University of Alabama at Birmingham / Children's of Alabama — Birmingham, Alabama, United States
• Phoenix Children's Hospital — Phoenix, Arizona, United States
• Banner University Medical Center - Tucson — Tucson, Arizona, United States
• Memorial Health - Miller Children's and Women's Hospital of Long Beach — Long Beach, California, United States

• The Heart Center, Rigshospitalet — Copenhagen, Dr., Denmark
• Odense University Hospital — Odense, Denmark

• Emergency Medical Services, Moravian-Silesian Region — Ostrava, Moravian-Silesian Region, Czechia
• University Hospital Ostrava — Ostrava, Moravian-Silesian Region, Czechia

• British Columbia Emergency Health Services (BCEHS) — Victoria, British Columbia, Canada
• Peel Regional Paramedic Services — Brampton, Ontario, Canada
• Middlesex-London Paramedic Service — London, Ontario, Canada
• Halton Region Paramedic Services — Oakville, Ontario, Canada

• Ospedale Policlinico San Martino di Genova — Genova, GE, Italy
• Ospedale San Gerado — Monza, MB, Italy
• Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico — Milan, Italy
• Azienda Ospedaliero - Universitaria di Parma — Parma, Italy

• Medical University Innsbruck — Innsbruck, Austria
• Ziekenhuis Oost-Limburg — Genk, Belgium
• Ghent University Hospital — Ghent, Belgium
• Helsinki University Central Hospital — Helsinki, Finland

• Hennepin Healthcare Research Institute — Minneapolis, Minnesota, United States

Not specified

• Helsingborgs Hospital — Helsingborg, Sweden
• Skåne university hospital — Lund, Sweden
• Skåne University Hospital — Malmö, Sweden