title: Comparison of early and delayed technetium and mercury brain scanning.
mesh_terms: D001932:Brain Neoplasms / Q000175:diagnosis*; D002561:Cerebrovascular Disorders / Q000175:diagnosis*; D002717:Chlormerodrin; D003937:Diagnosis, Differential; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000175:diagnosis; D008629:Mercury Isotopes; D009362:Neoplasm Metastasis / Q000175:diagnosis; D011877:Radionuclide Imaging; D013667:Technetium; D013997:Time Factors
chemical_list: D008629:Mercury Isotopes; D013667:Technetium; D002717:Chlormerodrin