Please click here to obtain permission to reproduce this image.
Click on image to view larger version.

Figure 1 Treadmill walking time to the onset of moderate angina (P2) during the two treatment periods. Open bars indicate treatment period involving transdermal nitroglycerin and placebo. Hatched bars indicate treatment period involving transdermal nitroglycerin and L-arginine. *p < 0.05 versus baseline (0 hour, day 1).
|