title: Clinical evaluation of microscintigraphy of the lacrimal drainage apparatus.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007765:Lacrimal Apparatus; D007767:Lacrimal Duct Obstruction / Q000175:diagnosis; D008297:Male; D008722:Methods; D008875:Middle Aged; D011877:Radionuclide Imaging; D013667:Technetium; D013997:Time Factors
chemical_list: D013667:Technetium