Fig. 11

Shows the spectra of voxels in a GM and b WM of healthy and PPMS subjects: c, d acquired from healthy subject in GM and WM, respectively and e, f: acquired from GM and WM regions of a PPMS patient, respectively. Experimental parameters: TE/TR = 135 ms/1500 ms, FOV (16 × 16 cm², yellow border) and VOI (8 × 8 × 2 cm³, white border). Reproduced with permission from [112]