two of these groups are teaching samples ( 200 ecgs of patients with various diagnoses , but in whom no myocardial infarction was found on post-mortem , and 123 ecgs of patients in whom iwmi was found on post-mortem examinations ) and two control samples ( 408 ecgs of healthy men and 60 ecgs of patients with clinically proved iwmi ) .
C0027051
myocardial infarction
C0340305
iwmi