title: Vitamin D deficiency in a calcium-supplemented very low-birth-weight infant.
mesh_terms: D002118:Calcium / Q000378:metabolism / Q000652:urine; D002136:Calcium, Dietary / Q000627:therapeutic use*; D002762:Cholecalciferol / Q000627:therapeutic use; D005260:Female; D005527:Food, Fortified; D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood; D007223:Infant; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000209:etiology*; D007236:Infant, Small for Gestational Age; D007408:Intestinal Absorption; D012279:Rickets / Q000150:complications* / Q000188:drug therapy
chemical_list: D002136:Calcium, Dietary; D006887:Hydroxycholecalciferols; D002762:Cholecalciferol; D002118:Calcium