title: Veiled villain.
authors.affiliation: Division of Cardiology, Feinberg School of Medicine, Northwestern University, Chicago, Ill., USA. wangnc@upmc.edu
authors.forename: Norman C
authors.initials: NC
authors.lastname: Wang
authors.forename: Jason C
authors.initials: JC
authors.lastname: Rubenstein
authors.forename: Leonard
authors.initials: L
authors.lastname: Ilkhanoff
authors.forename: James D
authors.initials: JD
authors.lastname: Flaherty
authors.forename: Jason T
authors.initials: JT
authors.lastname: Jacobson
mesh_terms: D000369:Aged, 80 and over; D054537:Atrioventricular Block / Q000628:therapy; D002304:Cardiac Pacing, Artificial; D004562:Electrocardiography; D005260:Female; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000628:therapy