1. 863Leadless endocardial pacing improves symptoms in patients with failed conventional CRT implant in long term follow up. (18th June 2020) Authors: Seifert, M; Butter, C; Reddy, V; Neuzil, P; Rinaldi, A; James, S; Turley, A; Betts, T; Arnold, M; Riahi, S; Delnoy, P; Boersma, L; Biffi, M; Van Erven, L; Schilling, R Journal: Europace Issue: Volume 22(2020)Supplement 1 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗