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Examples of a case with negative overlap (A) and a case with positive overlap (B). In case A, a patient had a heart rate of 41 bpm and a deceleration time of 137 ms. E‐wave and A‐wave did not overlap. In case B, another patient had a heart rate of 87 bpm and a deceleration time of 220 ms. E‐wave and A‐wave considerably overlapped.
