title: In situ studies of calcium absorption in rats.
mesh_terms: D000367:Age Factors; D000818:Animals; D001692:Biological Transport; D001693:Biological Transport, Active; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes; D004058:Diffusion; D007408:Intestinal Absorption; D008297:Male; D009747:Nutritional Physiological Phenomena; D011485:Protein Binding; D051381:Rats
chemical_list: D002127:Calcium Isotopes; D002118:Calcium