title: Ten-beat (atypical) Wenckebach period.
authors.affiliation: Cardiology Division, St. Vincent Hospital, University of Massachusetts Medical School, 20 Worcester Center Blvd., Worcester, MA 01608, USA.
authors.forename: David H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D000368:Aged; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans; D008297:Male