title: [P-wave changes in electrocardiography in myocardial infarct].
mesh_terms: D000328:Adult; D000368:Aged; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000503:physiopathology*
vernacular_title: P-bølgeforandringer i elektrokardiogrammet under forløpet av hjerteinfarkt