title: Classification of percutaneous penetration enhancers: a conceptional diagram.
authors.forename: M
authors.initials: M
authors.lastname: Hori
authors.forename: S
authors.initials: S
authors.lastname: Satoh
authors.forename: H I
authors.initials: HI
authors.lastname: Maibach
mesh_terms: D005079:Excipients / Q000145:classification*; D012869:Skin Absorption / Q000187:drug effects*; D013329:Structure-Activity Relationship
chemical_list: D005079:Excipients