title: The dilemma of investigational and crossover therapies: continuing aftershocks of Federal probes.
authors.affiliation: Arrhythmia and Pacemaker Service, Eastern Heart Institute, Passaic, New Jersey, USA.
authors.forename: S
authors.initials: S
authors.lastname: Saksena
authors.forename: D E
authors.initials: DE
authors.lastname: Nickelson
mesh_terms: D001145:Arrhythmias, Cardiac / Q000517:prevention & control*; D017115:Catheter Ablation / Q000295:instrumentation*; D017147:Defibrillators, Implantable; D018795:Device Approval / Q000331:legislation & jurisprudence; D004567:Electrodes, Implanted; D006801:Humans; D006278:Medicare; D014481:United States; D014486:United States Food and Drug Administration