title: Validation of an automated assay for vitamins A and E in serum by SPE-HPLC.
authors.affiliation: Spark Holland, The Netherlands.
authors.forename: O
authors.initials: O
authors.lastname: Halmingh
authors.forename: M S
authors.initials: MS
authors.lastname: Van Gil
authors.forename: B
authors.initials: B
authors.lastname: Ooms
mesh_terms: D002624:Chemistry, Clinical / Q000295:instrumentation / Q000592:standards*; D002851:Chromatography, High Pressure Liquid / Q000295:instrumentation / Q000592:standards*; D006801:Humans; D007755:Laboratories, Hospital; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity; D014801:Vitamin A / Q000097:blood*; D014810:Vitamin E / Q000097:blood*
chemical_list: D014801:Vitamin A; D014810:Vitamin E