Breaking Through, Part I: Physical Ingredient Delivery*

Sep 2nd, 2017
Mike Rule and Howard I. Maibach, M.D., University of California, San Francisco
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*Adapted with permission from M Rule, K Saliesh, T Haw-Yueh, H Zhai and HI Maibach, Percutaneous Penetration Enhancers: An Overview, in Handbook of Cosmetic Science and Technology, 4th edn, CRC Press, Boca Raton, FL (2014) pp 141-156

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