1. Center for Syncope and Cardiac Arrhythmias, Russian Federal Medico Biology Agency, Central Children Clinical Hospital FMBA of Russia, 20 Moskvorechie Street, 115409 Moscow, Russia
2. 2nd Thanatology Department of Forensic Medical Examination Bureau of the Health Care Department of Moscow, 3/2 Tarny proezd, 115516 Moscow, Russia