Active, Not Recruiting The Left Bundle Cardiac Resynchronization Therapy Trial NCT05434962 Conditions Arrhythmias, Cardiac, Bundle-Branch Block, Cardiac Conduction System Disease, +10 more Locations Hospital General Universitario de Alicante Doctor Balmis — Alicante, Spain Hospital Universitario de Bellvitge — L'Hospitalet de Llobregat, Barcelona, Spain Hospital Universitario Virgen de las Nieves — Granada, Spain Hospital Universitario San Cecilio — Granada, Spain View more locations Show fewer locations Loading locations... View Trial Details