Figure 7From: l-Amphetamine improves poor sustained attention while d-amphetamine reduces overactivity and impulsiveness as well as improves sustained attention in an animal model of Attention-Deficit/Hyperactivity Disorder (ADHD)Within-session effects of d-amphetamine (the two panels to the left) and l-amphetamine (the two panels to the right) on number of reinforcers delivered to SHR and WKY controls. Means ± SEM.Back to article page