1. Biopharmaceutical benchmarks 2006
2. Datamonitor, Drug Delivery in the United States: An Industry Profile (Ed: D. USA), 2004, 1.
3. Current status and future potential of transdermal drug delivery
4. J.A. Mikszta. M.R. Prausnitz, J Raeder-Devens, in Percutaneous Penetration Enhancers (Eds: E.W. Smith, H. I. Maibach), CRC Press, Boca Raton, FL 2006.