title: Interlaboratory variation in 25-hydroxyvitamin D2 and 25-hydroxyvitamin D3 is significantly improved if common calibration material is used.
authors.forename: Alexandra Marie
authors.initials: AM
authors.lastname: Yates
authors.forename: Ann
authors.initials: A
authors.lastname: Bowron
authors.forename: Lisa
authors.initials: L
authors.lastname: Calton
authors.forename: Joanne
authors.initials: J
authors.lastname: Heynes
authors.forename: Helen
authors.initials: H
authors.lastname: Field
authors.forename: Sandra
authors.initials: S
authors.lastname: Rainbow
authors.forename: Brian
authors.initials: B
authors.lastname: Keevil
mesh_terms: D015652:25-Hydroxyvitamin D 2 / Q000097:blood / Q000592:standards*; D002112:Calcifediol / Q000097:blood / Q000592:standards*; D002138:Calibration; D002853:Chromatography, Liquid; D006801:Humans; D011786:Quality Control; D012015:Reference Standards; D053719:Tandem Mass Spectrometry
chemical_list: D015652:25-Hydroxyvitamin D 2; D002112:Calcifediol