title: A high resolution bulk-sample counter with variable geometry.
mesh_terms: D002132:Calcium Radioisotopes / Q000032:analysis; D002860:Chromium Radioisotopes / Q000032:analysis; D003037:Cobalt Radioisotopes / Q000032:analysis; D005243:Feces / Q000032:analysis*; D007457:Iodine Radioisotopes / Q000032:analysis; D007504:Iron Radioisotopes / Q000032:analysis; D011868:Radioisotopes / Q000032:analysis*; D011874:Radiometry / Q000295:instrumentation*; D014556:Urine / Q000032:analysis*
chemical_list: D002132:Calcium Radioisotopes; D002860:Chromium Radioisotopes; D003037:Cobalt Radioisotopes; D007457:Iodine Radioisotopes; D007504:Iron Radioisotopes; D011868:Radioisotopes