title: Methylation of skin surface lipid free fatty acids.
mesh_terms: D002845:Chromatography / Q000379:methods; D005230:Fatty Acids, Nonesterified / Q000032:analysis*; D006801:Humans; D008055:Lipids / Q000032:analysis*; D008745:Methylation; D012867:Skin / Q000032:analysis*
chemical_list: D005230:Fatty Acids, Nonesterified; D008055:Lipids