Intestinal calcium absorption: concurrent use of oral and intravenous tracers and calculation by the inverse convolution method.
D000284:Administration, Oral; D000328:Adult; D000368:Aged; D001345:Autoradiography; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes / Q000008:administration & dosage*; D002136:Calcium, Dietary; D005260:Female; D006801:Humans; D007275:Injections, Intravenous; D007408:Intestinal Absorption; D008722:Methods; D008875:Middle Aged; D063065:Organophosphonates / Q000627:therapeutic use; D010024:Osteoporosis / Q000188:drug therapy / Q000378:metabolism*
D002127:Calcium Isotopes; D002136:Calcium, Dietary; D063065:Organophosphonates; D002118:Calcium