Figure 1From: Cervical dystonia: effectiveness of a standardized physical therapy program; study design and protocol of a single blind randomized controlled trial Effect of BTX and expected additional effect of PT. Effect of BTX. Increasing lines indicate a better effect of BTX and less severity of CD, pain and disability to perform daily life tasks. Red lines illustrate the normal effect of BTX, blue dotted lines illustrate the expected additional effect of the PT program.Back to article page