title: Analytic challenges in monitoring vitamin D therapy.
authors: Nikheel S
authors: NS
authors: Kolatkar
authors: Meryl S
authors: MS
authors: LeBoff
mesh_terms: D001667:Binding, Competitive; D002853:Chromatography, Liquid / Q000379:methods; D006801:Humans; D013058:Mass Spectrometry / Q000379:methods; D008991:Monitoring, Physiologic / Q000379:methods*; D011485:Protein Binding; D011863:Radioimmunoassay / Q000379:methods; D014807:Vitamin D / Q000097:blood* / Q000627:therapeutic use; D014808:Vitamin D Deficiency / Q000097:blood / Q000175:diagnosis* / Q000188:drug therapy; D014815:Vitamins / Q000097:blood / Q000627:therapeutic use
chemical_list: D014815:Vitamins; D014807:Vitamin D