Figure 1. Lesion volume measurements. (a) CT images analyzed by the image analysis system. (b) Data are expressed as the percentages of lesion volume at week 0 (weeks 0–4, n = 10; weeks 4–8, n = 4) and shown as means ± SD. Statistical analyses were performed by means of the Dunnett test. Significance (*) was determined at a level of p < 0.05.