title: Reference values.
authors.affiliation: Department of Clinical Chemistry, Rikshospitalet, Oslo, Norway.
authors.forename: H E
authors.initials: HE
authors.lastname: Solberg
authors.forename: R
authors.initials: R
authors.lastname: Gräsbeck
mesh_terms: D001774:Blood Chemical Analysis; D003627:Data Interpretation, Statistical; D005260:Female; D006801:Humans; D011247:Pregnancy; D012016:Reference Values