Efficacy and tolerability assessment of a topical formulation

Clewell A, Barnes M, Endres JR, Ahmed M, Ghambeer DK. Efficacy and tolerability assessment of a topical formulation containing copper sulfate and hypericum perforatum on patients with herpes skin lesions: a comparative, randomized controlled trial. Journal of Drugs in Dermatology. 2012 Feb 1;11(2):209-15.

http://www.ncbi.nlm.nih.gov/pubmed/22270204