FIG 1. Demarcation of the ROIs on the midsagittal slice showing the vermis and the ventral pons: 1, anterior vermis; 2, declive, folium, and tuber; 3, posterior vermis; P, ventral pons. The white lines indicate the direction of alignment.FIG 2. Demarcation of the ROIs on a coronal MR image showing cerebellar hemispheres. All regions were traced manually, and the filled-in regions are presented here for illustration only