title: Letter to the Editor--Extraction of nonfunctional leads at the time of device upgrade: Still unproven benefit compared to abandoning leads.
authors.affiliation: Catharina Hospital, Eindhoven, The Netherlands. Electronic address: f.bracke@me.com.
authors.forename: Frank
authors.initials: F
authors.lastname: Bracke
mesh_terms: D017147:Defibrillators, Implantable; D020878:Device Removal; D005260:Female; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial