2622587 ECGA extended compact genetic algorithm 3 2622589 ECGA ECG alternans 2 2622591 ECGA ecDNA gene analyzer 1 2622588 ECGA Electrocardiogram abnormalities 1 2622590 ECGA electrocardiographic alterations 1 2622586 ECGA endovenous cyanoacrylate glue ablation 1 2622585 ECGA extended compact GA 1