title: Retention of oral 47Ca in patients with intestinal malabsorption: regional enteritis and pancreatic insufficiency.
mesh_terms: D000328:Adult; D000368:Aged; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes; D003424:Crohn Disease / Q000378:metabolism*; D005260:Female; D006801:Humans; D008286:Malabsorption Syndromes / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D010182:Pancreatic Diseases / Q000378:metabolism*; D011865:Radioisotope Dilution Technique
chemical_list: D002127:Calcium Isotopes; D002118:Calcium