1. Percutaneous penetration enhancers;Smith,2006
2. Enhancement in Drug Delivery;Touitou,2006
3. Pharmaceutical Skin Penetration Enhancement;Walters,1993
4. Skin delivery systems: Transdermals, dermatologicals, and cosmetic actives;Wille,2006
5. The effect of terpene enhancer lipophilicity on the percutaneous permeation of hydrocortisone formulated in HPMC gel systems;El-Kattan;Int J Pharm,2000