Delivery Of Cardioverters - Single-Chamber And Dual-Chamber Defibrillators, Cardioverters - Defibrillators With A Resynchronization Function, Resynchronization Pacemakers With Sets Of Electrodes And Accessories For Their Implantation For The Needs Of The Electrophysiology And Electrotherapy Laboratory Of The Wsz In Elbląg In 12 Packages.