title: Calcium metabolism of hens secreting heavy or light egg shells.
mesh_terms: D000818:Animals; D001842:Bone and Bones / Q000032:analysis; D002118:Calcium / Q000097:blood / Q000378:metabolism; D002127:Calcium Isotopes; D002136:Calcium, Dietary / Q000378:metabolism*; D002645:Chickens / Q000378:metabolism*; D004531:Eggs; D005243:Feces / Q000032:analysis; D005260:Female
chemical_list: D002127:Calcium Isotopes; D002136:Calcium, Dietary; D002118:Calcium