title: Clinical renal function testing by external double isotope monitoring technique.
mesh_terms: D005919:Glomerular Filtration Rate; D006801:Humans; D007457:Iodine Radioisotopes; D007468:Iodopyracet; D007483:Iothalamic Acid; D007668:Kidney / Q000098:blood supply; D007677:Kidney Function Tests; D008722:Methods; D008991:Monitoring, Physiologic; D011874:Radiometry / Q000295:instrumentation; D012039:Regional Blood Flow; D001743:Urinary Bladder / Q000502:physiology
chemical_list: D007457:Iodine Radioisotopes; D007483:Iothalamic Acid; D007468:Iodopyracet