title: Letter: 25-Hydroxycholecalciferol in chronic renal failure.
mesh_terms: D006801:Humans; D006887:Hydroxycholecalciferols / Q000096:biosynthesis* / Q000097:blood; D007676:Kidney Failure, Chronic / Q000097:blood / Q000378:metabolism*; D008099:Liver / Q000378:metabolism
chemical_list: D006887:Hydroxycholecalciferols