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Pulse sequence diagram for T2-prepared single-shot SSFP imaging with acquisition of T2-weighted data and reference data for B1 maps used for parallel imaging autocalibration and surface-coil intensity correction: (a) ECG, (b) R-wave trigger, (c) T2 preparation, (d) magnetization, and (e) data acquisition (during mid-diastole) for the i-th repetition.
