Fig. 4From: Cumulative effect of simvastatin, l-arginine, and tetrahydrobiopterin on cerebral blood flow and cognitive function in Alzheimer’s diseaseTemporal evolution of cerebral blood flow (CBF) in a group 1 subject. Representative CBF maps showing an increase in relative CBF (rCBF) in the A right hippocampus and B right middle temporal lobe of subject 1 from group 1 over the course of the studyBack to article page