Listen Sol TA 10 1 20 25 30 Rater 1, CSA (cm) This graph shows MRI measurements of different muscles (Per - peroneals, MG = medial gastrocnemius, Sol = soleus, TA = tibialis anterior) in the legs of children with muscular dystrophy by physicians at two different hospital sites. Based on the information given in the image, this is a representation of technique: for this Inter-Subject Reliability Inter-Rater Reliability Rater 2, CSA (om