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Purpose
Widely used conventional 2D T2* approaches that are based on breath‐held, electrocardiogram (ECG)–gated, multi‐gradient‐echo sequences are prone to motion artifacts in the presence of incomplete breath holding or arrhythmias, which is common in cardiac patients. To address these limitations, a 3D, non‐ECG‐gated, free‐breathing T2* technique that enables rapid whole‐heart coverage was developed...