Muscle blood oxygenation level-dependent (BOLD) time courses in patients with scleroderma and healthy controls. Time courses for patients with scleroderma are shown in red and for healthy controls in blue in (A) the soleus and (B) the gastrocnemius muscle. (C) Mean time courses over both muscle groups. T2* is a magnetic resonance imaging signal.
Partovi et al. Arthritis Research & Therapy 2012 14:R209 doi:10.1186/ar4047