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Effect of the applied power: lesion dimensions (D: maximum depth, MW: maximum width, DW: depth at the maximum width, and SW: surface width) obtained after 30 s of RFCA with power-control mode at 20, 30, 40 and 50 W, considering perpendicular and parallel electrode-tissue positions, and two designs of open-irrigated electrode tip: 6-holes (a) and multi-holes (b).
