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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: Magn Reson Med. 2012 Dec 13;70(4):1070–1081. doi: 10.1002/mrm.24560

Fig. 7.

Fig. 7

Experimental data (n = 2) from Experiment 2. a: Average z-spectra of the WM. b: Average z-spectra of the GM. c: Asymmetry plots of the WM. d: Asymmetry plots of the GM. e: MT asymmetry signal as a function of saturation power. Error bars indicate SD. The asymmetry is reversed at B1 > 4.5 μT.