Volume 13, Number 7—July 2007
Dispatch
Zinc Cream and Reliability of Tuberculosis Skin Testing
Figure 1

Figure 1. Effect of topical zinc on size of tuberculosis (TB) skin-test reaction. Each line represents the size of the 2 TB skin-test reactions for 1 person with placebo cream (on the left of the graph) and topical zinc cream (on the right). Circles show the mean TB skin-test reaction size without and with topical zinc, with standard error bars.