Brown, M The value, limitations, and applications of nuclear dacryocystography. [electronic resource] - Seminars in nuclear medicine Oct 1981 - 250-7 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0001-2998 Standard No.: 10.1016/s0001-2998(81)80022-0 doi Subjects--Topical Terms: Ethiodized OilHumansLacrimal Duct Obstruction--diagnostic imagingNasolacrimal Duct--diagnostic imagingRadiographyRadionuclide ImagingSodium Pertechnetate Tc 99mTechnetium