title: Comparison of vitamin D(2) and vitamin D(3) supplementation in increasing serum 25-hydroxyvitamin D status: a systematic review and meta-analysis.
authors.forename: Helen M
authors.initials: HM
authors.lastname: MacDonald
authors.forename: Adrian D
authors.initials: AD
authors.lastname: Wood
authors.forename: Jonathan Cy
authors.initials: JC
authors.lastname: Tang
authors.forename: William D
authors.initials: WD
authors.lastname: Fraser
mesh_terms: D002762:Cholecalciferol / Q000494:pharmacology*; D019587:Dietary Supplements; D004872:Ergocalciferols / Q000494:pharmacology*; D006801:Humans; D014807:Vitamin D / Q000031:analogs & derivatives*; D014808:Vitamin D Deficiency / Q000517:prevention & control*; D014815:Vitamins / Q000494:pharmacology*
chemical_list: D004872:Ergocalciferols; D014815:Vitamins; D014807:Vitamin D; D002762:Cholecalciferol