title: Vitamin D2 and vitamin D3 comparisons: fundamentally flawed study methodology.
authors.forename: Susan
authors.initials: S
authors.lastname: Lanham-New
authors.forename: Reinhold
authors.initials: R
authors.lastname: Vieth
authors.forename: Robert
authors.initials: R
authors.lastname: Heaney
mesh_terms: D019540:Area Under Curve; D001682:Biological Availability; D002762:Cholecalciferol / Q000378:metabolism*; D004872:Ergocalciferols / Q000378:metabolism*; D006801:Humans; D015203:Reproducibility of Results
chemical_list: D004872:Ergocalciferols; D002762:Cholecalciferol