Small flip-angle spokes with SAR constraints
Guérin B, Gebhardt M, Cauley S, Adalsteinsson E, Wald LL (2014). "Local specific absorption rate (SAR), global SAR, transmitter power, and excitation accuracy trade‐offs in low flip‐angle parallel transmit pulse design." Magnetic Resonance in Medicine 71(4): 1446-1457.
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