In situ studies of calcium absorption in rats.
D000818:Animals; D002118:Calcium / Q000008:administration & dosage / Q000378:metabolism*; D002136:Calcium, Dietary / Q000378:metabolism; D002247:Carbon Isotopes; D007408:Intestinal Absorption; D010758:Phosphorus / Q000378:metabolism; D051381:Rats; D013997:Time Factors
D002136:Calcium, Dietary; D002247:Carbon Isotopes; D010758:Phosphorus; D002118:Calcium