title: Determination of 25-hydroxyvitamin D in serum by HPLC and immunoassay.
authors.affiliation: Helsinki University Central Hospital, Laboratory, Haartmaninkatu 2, 00290 Helsinki, Finland. ursula.turpeinen@hus.fi
authors.forename: Ursula
authors.initials: U
authors.lastname: Turpeinen
authors.forename: Ulla
authors.initials: U
authors.lastname: Hohenthal
authors.forename: Ulf-Håkan
authors.initials: UH
authors.lastname: Stenman
mesh_terms: D002851:Chromatography, High Pressure Liquid / Q000191:economics / Q000379:methods; D006801:Humans; D007118:Immunoassay / Q000191:economics / Q000379:methods; D013056:Spectrophotometry, Ultraviolet; D014807:Vitamin D / Q000031:analogs & derivatives* / Q000097:blood*
chemical_list: D014807:Vitamin D; C104450:25-hydroxyvitamin D