1. Cardiology Department (A.S., E.M., N.K., V.W., X.J.)
2. Paris Sudden Death Expertise Center (A.S., E.M., W.B., N.K., K.N., V.W., F.D., A.C., X.J.)
3. Cardiovascular Epidemiology Unit, Paris-Cardiovascular Research Center (A.S., E.M., W.B., N.K., K.N., V.W., F.D., A.C., X.J.)
4. European Georges Pompidou Hospital, France. Paris Descartes University, France (E.M., V.W., X.J.).
5. Cardiology Department, MaxCure Hospitals, Hyderabad, India (K.N.).
6. SAMU de Paris, Necker Hospital, France (L.L.).
7. Paris Firefighters Brigade, France (D.J.).
8. Emergency Department (F.D.)
9. Intensive Care Unit (A.C.), Cochin Hospital, Paris, France.