1. Barrier characteristics of different human skin types investigated with X-ray diffraction, lipid analysis, and electron microscopy imaging;Schreiner;J. Invest. Dermatol,2000
2. Skin Barrier, Principles of Percutaneous Absorption;Schaefer,1996
3. Skin, the final frontier;Hadgraft;Int. J. Pharm.,2001
4. Drug delivery across the skin;Touitou;Expert Opin. Biol. Ther.,2002
5. Liposomes, a selective drug delivery system for the topical route of administration: gel dosage form;Mezei;J. Pharm. Pharmacol.,1982