title: A 30-year-old pregnant woman with bradycardia.
authors.affiliation: Department of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, USA.
authors.forename: Enrique M
authors.initials: EM
authors.lastname: Velasquez
authors.forename: Luz M
authors.initials: LM
authors.lastname: Alvarez
authors.forename: D Luke
authors.initials: DL
authors.lastname: Glancy