"An example of apparently normal electrocardiogram originating from incorrect electrocardiographic acquisition in a patient with ST-segment elevation myocardial infarction": Aslanger et al: a valuable lesson and a clarification but still a puzzle.
Rowlands
Derek John
DJ
D016477:Artifacts; D003951:Diagnostic Errors / Q000517:prevention & control*; D004562:Electrocardiography / Q000379:methods*; D005189:False Positive Reactions; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis*