Pathologic findings related to the lead system and repeated defibrillations in patients with the automatic implantable cardioverter-defibrillatorIgor Singer; Grover M. Hutchins; M. Mirowski; Morton M. Mower; Enrico P. Veltri; Thomas Guarnieri; Juan Juanteguy; Sara Fisher; Philip R. Reid; Myron L. Weisfeldt · 1987