title: Identifying an early marker for congenital heart block: when is a long PR interval too long? Comment on the article by Sonesson et al.
authors.forename: Jill P
authors.initials: JP
authors.lastname: Buyon
authors.forename: Anca Dinu
authors.initials: AD
authors.lastname: Askanase
authors.forename: Mimi Y
authors.initials: MY
authors.lastname: Kim
authors.forename: Joshua A
authors.initials: JA
authors.lastname: Copel
authors.forename: Deborah M
authors.initials: DM
authors.lastname: Friedman
mesh_terms: D000328:Adult; D000974:Antibodies, Antinuclear / Q000097:blood; D015415:Biomarkers / Q000097:blood; D005260:Female; D005315:Fetal Diseases / Q000276:immunology* / Q000503:physiopathology; D006327:Heart Block / Q000151:congenital / Q000175:diagnosis*; D006329:Heart Conduction System / Q000000981:diagnostic imaging / Q000276:immunology* / Q000503:physiopathology; D006340:Heart Rate, Fetal / Q000276:immunology; D006801:Humans; D011247:Pregnancy / Q000097:blood; D011248:Pregnancy Complications / Q000276:immunology* / Q000503:physiopathology; D016216:Ultrasonography, Prenatal
chemical_list: D000974:Antibodies, Antinuclear; D015415:Biomarkers; C035356:SS-A antibodies