We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRelationship Between Serum Parathyroid Hormone Levels, Vitamin D Sufficiency, and Calcium IntakeAuthorsSteingrimsdottir, LaufeyPublicationJAMA, 2005, Vol 294, Issue 18, p2336ISSN0098-7484Publication typearticleDOI10.1001/jama.294.18.2336