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. 2021 Jan 13;234:27–32.e2. doi: 10.1016/j.jpeds.2020.12.033

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ECG intervals: Prolongation during MIS-C. ECG intervals (PR, QRS duration [QRSd], and corrected QT [QTc]) showing prolongation (>98th percentile for age), expressed as percentage of cohort affected at each time point.