“…6 According to European Resuscitation Council and First Aid guidelines, trained bystanders can reduce mortality and reduce morbidity until professional help arrives in cases of injury, sudden illness, or other life-threatening emergency. 7,8 Two reports on the September 11, 2001, New York attack 9 and July 7, 2005, London bombings 10 suggest that first aid provided by bystanders might have saved lives. During the Madrid 2004 bombings, approximately 67% of the injured arrived at hospitals in nonambulance vehicles, 11 potentially limiting or reducing injury, its long-term effects, and even death 12,13 that may have occurred while waiting for ambulances.…”