title: Simultaneous determination of retinol and alpha-tocopherol in human serum by high-performance liquid chromatography.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D005260:Female; D006801:Humans; D008297:Male; D008832:Microchemistry; D008875:Middle Aged; D014801:Vitamin A / Q000097:blood*; D014810:Vitamin E / Q000097:blood*
chemical_list: D014801:Vitamin A; D014810:Vitamin E