title: Leads for cardiac resynchronization therapy: where and how many?
authors.forename: Marcus J
authors.initials: MJ
authors.lastname: Hof
authors.forename: Alexander H
authors.initials: AH
authors.lastname: Maass
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000379:methods*; D058406:Cardiac Resynchronization Therapy / Q000379:methods*; D005260:Female; D006333:Heart Failure / Q000628:therapy*; D006352:Heart Ventricles / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D014463:Ultrasonography; D018487:Ventricular Dysfunction, Left / Q000628:therapy*