Fourth universal definition of myocardial infarction (2018) - Thygesen, K; Alpert, J S; Jaffe, A S; Executive Group on behalf of the Joint European Society of Cardiology (ESC)/American College of Cardiology (ACC)/American Heart Association (AHA)/World Heart Federation (WHF) Task Force for the Universal Definition of Myocardial Infarction (Circulation, 2018)