title: Double scanning in the diagnosis of lung tumours.
mesh_terms: D002717:Chlormerodrin; D003937:Diagnosis, Differential; D005122:Exudates and Transudates; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000378:metabolism; D008629:Mercury Isotopes; D009362:Neoplasm Metastasis; D010477:Perfusion; D001261:Pulmonary Atelectasis / Q000175:diagnosis; D011652:Pulmonary Circulation; D011859:Radiography; D011877:Radionuclide Imaging
chemical_list: D008629:Mercury Isotopes; D002717:Chlormerodrin