Sudden Cardiac Death

• Helen Kelle Hospital — Sheffield, Alabama, United States
• Valley Regional Arrhytmia Center — Tarzana, California, United States
• Piedmont Hospital — Atlanta, Georgia, United States
• CMC - NorthEast — Charlotte, North Carolina, United States

• Deutsches Herzzentrum Berlin — Berlin, State of Berlin, Germany

• Emory University — Atlanta, Georgia, United States
• Massuchetts General Hospital — Boston, Massachusetts, United States
• The Ohio State University — Columbus, Ohio, United States
• Mid Ohio Cardiology — Columbus, Ohio, United States

• Advocate Good Samaritan Hospital — Downers Grove, Illinois, United States
• Elmhurst Memorial Hospital — Elmhurst, Illinois, United States
• Edward Hospital — Naperville, Illinois, United States

Not specified

• Provident Clinical Research &Consulting — Glen Ellyn, Illinois, United States

Not specified

• Banner Baywood — Mesa, Arizona, United States

• Aspirus Wausau Hospital — Wausau, Wisconsin, United States

• Department of Prevention and Sports medicine — Munich, Bavaria, Germany