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. 2022 May 10;13:908069. doi: 10.3389/fphys.2022.908069

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Copyright © 2022 Sánchez and Loewe.

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Filter effects on electrograms measured in healthy myocardium. (A) Unipolar electrograms with different highpass filter values. (B) Effect of different highpass cut-off values on the unipolar electrogram amplitude. (C) Bipolar electrogram with different highpass cut-off values. (D) Effect of different highpass cut-off values on the bipolar electrogram amplitude.