A confusion of vitamin D's.
D002762:Cholecalciferol / Q000378:metabolism; D004872:Ergocalciferols / Q000378:metabolism; D006801:Humans; D006887:Hydroxycholecalciferols / Q000096:biosynthesis / Q000097:blood / Q000627:therapeutic use; D006900:Hydroxylation; D007668:Kidney / Q000378:metabolism; D008099:Liver / Q000378:metabolism; D014511:Uremia / Q000188:drug therapy; D014807:Vitamin D / Q000378:metabolism / Q000627:therapeutic use
D004872:Ergocalciferols; D006887:Hydroxycholecalciferols; D014807:Vitamin D; D002762:Cholecalciferol