title: Investigation of major salivary duct obstruction by sequential salivary scintigraphy. Report of 3 cases.
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D008875:Middle Aged; D011877:Radionuclide Imaging; D012466:Salivary Gland Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D012469:Salivary Glands / Q000378:metabolism; D012796:Sialography; D013667:Technetium
chemical_list: D013667:Technetium