title: Effects of oral contraceptives and hormone replacement therapy on markers of cobalamin status.
authors.affiliation: Laboratory of Clinical Biochemistry, Section of Clinical Pharmacology, Haukeland University Hospital, Bergen, Norway. bettina.marie.riedel@helse-bergen.no
authors.forename: Bettina
authors.initials: B
authors.lastname: Riedel
authors.forename: Anne-Lise
authors.initials: AL
authors.lastname: Bjørke Monsen
authors.forename: Per Magne
authors.initials: PM
authors.lastname: Ueland
authors.forename: Jørn
authors.initials: J
authors.lastname: Schneede
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003277:Contraceptives, Oral, Combined / Q000008:administration & dosage*; D003430:Cross-Sectional Studies; D015914:Estrogen Replacement Therapy; D005260:Female; D006710:Homocysteine / Q000097:blood; D006801:Humans; D008764:Methylmalonic Acid / Q000097:blood; D008875:Middle Aged; D014155:Transcobalamins / Q000032:analysis; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D003277:Contraceptives, Oral, Combined; D014155:Transcobalamins; D006710:Homocysteine; D008764:Methylmalonic Acid; D014805:Vitamin B 12