title: When is a U-curve actually a J-curve? Is it really too much of a good thing?
authors: John A
authors: JA
authors: Eisman
mesh_terms: D054058:Acute Coronary Syndrome / Q000517:prevention & control*; D002112:Calcifediol / Q000097:blood*; D019587:Dietary Supplements; D005260:Female; D006801:Humans; D008297:Male; D014807:Vitamin D / Q000627:therapeutic use*; D014808:Vitamin D Deficiency / Q000097:blood*
chemical_list: D014807:Vitamin D; D002112:Calcifediol