title: Shining the spotlight on vitamin D.  New research seeks to pinpoint the role of this key nutrient.
mesh_terms: D002318:Cardiovascular Diseases / Q000453:epidemiology / Q000209:etiology / Q000517:prevention & control; D019587:Dietary Supplements; D006801:Humans; D009752:Nutritional Status; D018570:Risk Assessment; D014481:United States / Q000453:epidemiology; D014807:Vitamin D / Q000008:administration & dosage / Q000097:blood*; D014808:Vitamin D Deficiency / Q000150:complications / Q000453:epidemiology / Q000209:etiology*
chemical_list: D014807:Vitamin D