The Canadian journal of cardiology
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To review the major changes and advances in cardiopulmonary resuscitation (CPR) since its first description over 100 years ago. ⋯ CPR has become increasingly recognized as an important element in the chain of survival for victims of cardiopulmonary arrest. Several advances in delivery and technique have resulted in improved resuscitation of cardiopulmonary arrest victims. However, despite these advances, additional research is needed to improve further the still dismal overall survival of victims of cardiopulmonary arrest.