title: Seymour Furman.
authors.affiliation: Cardiac Unit, Mass General, Boston, MA 02114, USA. Harthorne.John@mgh.harvard.edu
authors.forename: J Warren
authors.initials: JW
authors.lastname: Harthorne
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000266:history*; D002309:Cardiology / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D014481:United States