title: A comparison of technetium 99M and iodine 123 for thyroid imaging.
mesh_terms: D005069:Evaluation Studies as Topic; D005260:Female; D006044:Goiter, Nodular / Q000175:diagnosis; D006045:Goiter, Substernal / Q000175:diagnosis; D006801:Humans; D007457:Iodine Radioisotopes; D008297:Male; D011829:Radiation Dosage; D011877:Radionuclide Imaging; D013667:Technetium; D013959:Thyroid Diseases / Q000175:diagnosis*; D013961:Thyroid Gland
chemical_list: D007457:Iodine Radioisotopes; D013667:Technetium