Parathyroid hormone and vitamin D.
D002118:Calcium / Q000378:metabolism; D002136:Calcium, Dietary; D006801:Humans; D006887:Hydroxycholecalciferols / Q000378:metabolism; D007668:Kidney / Q000378:metabolism; D010281:Parathyroid Hormone / Q000502:physiology*; D014807:Vitamin D / Q000378:metabolism*
D002136:Calcium, Dietary; D006887:Hydroxycholecalciferols; D010281:Parathyroid Hormone; D014807:Vitamin D; D002118:Calcium