The chick's requirement for 25-hydroxycholecalciferol and cholecalciferol.
D000818:Animals; D001835:Body Weight; D002136:Calcium, Dietary / Q000378:metabolism; D002645:Chickens / Q000378:metabolism*; D002762:Cholecalciferol / Q000378:metabolism*; D006887:Hydroxycholecalciferols / Q000378:metabolism*; D008297:Male; D009751:Nutritional Requirements; D010758:Phosphorus / Q000378:metabolism; D013977:Tibia / Q000378:metabolism
D002136:Calcium, Dietary; D006887:Hydroxycholecalciferols; D002762:Cholecalciferol; D010758:Phosphorus