title: [A method of determining S-methylmethionine in natural products].
mesh_terms: D002411:Cation Exchange Resins; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D008715:Methionine / Q000031:analogs & derivatives* / Q000032:analysis; D010944:Plants / Q000032:analysis
chemical_list: D002411:Cation Exchange Resins; D008715:Methionine
vernacular_title: Metod opredeleniia S-metilmetionina v prirodnykh produktakh