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. 2014 Jan 8;9(1):e84081. doi: 10.1371/journal.pone.0084081

Figure 3. Averaged spectra from the rostral (A) and caudal (B) SN regions of PD patients (red) and controls (green).

Figure 3

Beside significant differences in the signal intensities of the three main metabolites NAA, creatine, and choline between both groups, there are clear differences in the range from 2.1 to 2.9