A specific embodiment of the invention combines a defibrillator, {HEAD ~ a pacer} and an ECG amplifier in a single implanted device utilizing two terminal electrode lead combinations for connection to the patient, while {TAIL ~ further embodiments} employ three and four terminal electrode lead combinations 
A specific embodiment of the invention combines a defibrillator , { HEAD ~ a pacer } and an ECG amplifier in a single implanted device utilizing two terminal electrode lead combinations for connection to the patient , while { TAIL ~ further embodiments } employ three and four terminal electrode lead combinations
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